any of the words or all of the words - finds a list of words or phases
use "quotation marks" around phrases
add + in front of any word or phrase to require it
add - in front of any word or phrase or to exclude it
examples:
banana pear "apple pie"
"apple pie" -salad + "ice cream"
exact phrase - finds a single phrase
boolean – finds a structured group of words or phrases linked by and, or not, w/
examples:
tart apple pie - the entire phrase must be presentapple pie and pear tart - both phrases must be presentapple pie or pear tart - either phrase must be presentapple pie and not pear tart - only apple must be presentapple w/5 pear - apple must occur within 5 words of pearapple not w/27 pear - apple must not occur within 27 words of pearsubject contains apple pie - finds apple pie in a subject fielduse ( ) when a search includes two or more connectors:
apple and pear or orange juice could mean (apple and pear) or orange, or it could mean apple and (pear or orange)
relevance - ranks documents based on the frequency and density of hits
example: get me Sam's memo on the 1999 CorpX takeover
if 1999 appeared in 3,000 files, and Sam appeared in only two files, then Sam would get a much higher relevancy rating
date, name, size - sorts by these document features, instead of by relevance
stemming - finds grammatical variations on endings, like applies, applied, applying in a search for apply
fuzzy searching - finds words even if they are misspelled
a search for alphabet with a fuzziness of 1 would also find alphaqet
with a fuzziness of 3, the same search would find both alphaqet and alpkaqet
phonic searching - finds words that sound alike, like Smythe in a search for Smith
synonym expansion - finds word synonyms using a comprehensive English language thesaurus (dtSearch Web can also support custom thesaurus terms)
? matches any single character: appl? matches apply or apple
* matches any number of characters: appl*ion matches application
~~ indicates numeric range: 14~~18 looks for 14, 15, 16, 17 or 18
xfirstword matches the first word of a document:
apple pie w/10 xfirstword
xlastword matches the last word of a document:
apple pie w/10 xlastword
variable term weights
a number after a word assigns a specific positive or negative weight when ranking retrieved documents
example: apple:5 salad:-2