Perhaps you should try some spelling variations:
1990 under » 1990 und, 10 under, 1990 der
clan 1990 » plan 1991, plan 1996, lan 1995
under one » under age
one small » some small
lang yan » wang yan, wang yang, zhang yan
yan clan » das clan, yan guan, yan yuan
one task » dce task

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

• Performing a fuzzy search may retrieve terms with similar spellings: lang yan clan 1990 under one task ((one saul) or (one small)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: lang yan clan 1990 under one task ((one saul) OR (one small)) ;.
• Adding a wildcard symbol may retrieve word variants: lang yan clan 1990 under one task ((one saul) or (one small)) ;*.