8 - the Zebra search engine. It is recommended to use Zebra; the option to not use Zebra is deprecated and is not guaranteed to work.
10 - When Zebra is not in use, translate the following MARC fields to the following indexes (each line should look something like <code>'indexname' => '100a,245a,500*',</code>)
11 - pref: NoZebraIndexes
16 - Perform wildcard searching (where, for example, <cite>Har</cite> would match <cite>Harry</cite> and <cite>harp</cite>)
17 - pref: QueryAutoTruncate
21 no: only if * is added.
22 - "<br />(The * character would be used like so: <cite>Har*</cite> or <cite>*logging</cite>.)"
29 - to match similarly spelled words in a search (for example, a search for <cite>flang</cite> would also match <cite>flange</cite> and <cite>fang</cite>; REQUIRES ZEBRA).
31 - pref: QueryRemoveStopwords
36 - stopwords specified in Koha when searching. (Only applies when Zebra is off).
43 - to match words of the same base in a search (for example, a search for <cite>enabling</cite> would also match <cite>enable</cite> and <cite>enabled</cite>; REQUIRES ZEBRA).
45 - pref: QueryWeightFields
50 - ranking of search results by relevance (REQUIRES ZEBRA).
52 - pref: OpacGroupResults
57 - PazPar2 to group similar results on the OPAC. This requires that PazPar2 is set up and running.
59 - pref: TraceCompleteSubfields
64 - subject tracings in the OPAC and Staff Client to search only for complete-subfield matches.
66 - pref: TraceSubjectSubdivisions
71 - subdivisions for searches generated by clicking on subject tracings.
78 - 'ICU Zebra indexing. Please note: This setting will not affect Zebra indexing, it should only be used to tell Koha that you have activated ICU indexing if you have actually done so, since there is no way for Koha to figure this out on its own.'
80 - pref: DidYouMeanFromAuthorities
85 - alternate searches based on data in the authority file.
86 - pref: IncludeSeeFromInSearches
91 - "<i>see from</i> (non-preferred form) headings in bibliographic searches. Please note: you will need to reindex your bibliographic database when changing this preference."
94 - Show tabs in OPAC and staff-side advanced search for limiting searches on the
95 - pref: AdvancedSearchTypes
97 - "fields (separate values with |). Tabs appear in the order listed.<br/>"
98 - "<em>Currently supported values</em>: Item types (<strong>itemtypes</strong>), Collection Codes (<strong>ccode</strong>) and Shelving Location (<strong>loc</strong>)."
101 - pref: expandedSearchOption
106 - '"More options" on the OPAC and staff advanced search pages.'
109 - By default, sort search results in the staff client by
110 - pref: defaultSortField
114 popularity: total number of checkouts
115 call_number: call number
116 pubdate: date of publication
121 - pref: defaultSortOrder
128 - pref: displayFacetCount
134 - facet counts. The relevance of these numbers highly depends on the value of the maxRecordsForFacets preference. Applies to OPAC and staff interface.
137 - pref: numSearchResults
139 - results per page in the staff client.
141 - By default, sort search results in the OPAC by
142 - pref: OPACdefaultSortField
146 popularity: total number of checkouts
147 call_number: call number
148 pubdate: date of publication
153 - pref: OPACdefaultSortOrder
162 - pref: maxItemsInSearchResults
164 - items per biblio in the search results
166 - Build facets based on
167 - pref: maxRecordsForFacets
170 - records from the search results.
173 - pref: OPACnumSearchResults
175 - results per page in the OPAC.
177 - pref: OPACItemsResultsDisplay
182 - "an item's library, location and call number in OPAC search results."
184 - Truncate facets length to
185 - pref: FacetLabelTruncationLength
187 - characters, in OPAC/staff interface.