If no operators* are used in the search, results will match at least one keyword. Results matching more than one keyword will be sorted higher in the results.
Note: Keywords must be more than two characters long or they will be ignored.
The search is not case sensitive (upper and lower case don't matter).
The most relevant photos are sorted to the beginning of search results.
Use + - * " to customize search. Examples:
+people +water, the photo info must contain both people and water
+people -water, the photo info must contain people and must not contain water
water*, the photo info can contain water, waters, watering, etc.
"people watering plants", the photo info must contain that phrase exactly