Perhaps you should try some spelling variations:
gender truong » gender barung, gender typing
truong thanh » luong thanh, truong tran, tran thanh
thanh done » than done, than one
jan a » jane a, jan m, jan j
jan c » jan m, jan j
can a » can _
wang » wing, wan, lang
saul » paul, saur, raul

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yan ((((jan a) OR (jan c))) or (can a)) gender truong thanh done saul ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yan ((((jan a) OR (jan c))) OR (can a)) gender truong thanh done saul ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yan ((((jan a) OR (jan c))) or (can a)) gender truong thanh done saul ;".
• Adding a wildcard symbol may retrieve word variants: wang yan ((((jan a) OR (jan c))) or (can a)) gender truong thanh done saul ;*.