Perhaps you should try some spelling variations:
"karl-par" » "karl-part"
"karl-phaar" » "karl-phar", "karl-pharr", "karl-shaar"
"karl-pair" » "karl-pain", "karl-paid"
"kala-agar" » "kali-agar", "kara-agar", "kalk-agar", "kala-gar", "kala-agab"

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: ((("karl-paar" OR "karl-par") OR ("karl-phaar" OR "karl-pair")) OR "kala-agar")*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((\"karl-paar\" OR \"karl-par\") or (\"karl-phaar\" or \"karl-pair\")) or \"kala-agar\")*".
• Removing quotes may allow a broader search: ((( karl-paar OR karl-par ) or ( karl-phaar or karl-pair )) or kala-agar )*.