command i used:
filebot -get-subtitles "x:\xxx\BlackRock.mkv" --q "black rock" -non-strict

output:
Get [English] subtitles for 1 files
Looking up subtitles by filehash via OpenSubtitles
Searching for [black rock] at [OpenSubtitles]
No matching subtitles found: blackrock.mkv
Done ...