Perhaps you should try some spelling variations:
kar-azar » karl-azar, kar-amar, kar-czar
kai-aar » kai-haar, kai-paar, kai-naar
kala-agar » kara-agar, kalk-agar, kalt-agar, kala-gar, kala-agab
kali-agar » kali-gar, kali-agab, kari-agar

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (( kar-azar OR kai-aar ) OR (kala-agar OR kali-agar) )*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( kar-azar or kai-aar ) or (kala-agar OR kali-agar) )*".