Perhaps you should try some spelling variations:
luong than » luong thanh, truong thanh
long thanh » luong thanh, long han, long trinh
qian yan » qian jun, qian yi
done sau » done so, done a, done hu
yan jan » chan jan, yan clan, yan guan
a gene » a genre, a gender, a gentle
jan a » jane a, can a, jan m

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

• Performing a fuzzy search may retrieve terms with similar spellings: qian yan jan a gene ((luong than) OR (long thanh)) done sau ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "qian yan jan a gene ((luong than) OR (long thanh)) done sau ;".
• Adding a wildcard symbol may retrieve word variants: qian yan jan a gene ((luong than) OR (long thanh)) done sau ;*.