Searches for words in a game's title don't always include that game in results

[alice-blue]

For example, a search for "Adventure" jumps directly to a particular game page, and that game page is not Crowther & Woods’s Adventure.

See https://intfiction.org/t/ifdb-search-anomaly/66571 for more details/examples.

[dfabulich]

This turned out to be two bugs, #439 and #440