Perhaps you should try some spelling variations:
thong manh » thong minh, thong mang, thong danh
hieu lang » chieu sang, hieu quang, nhieu tang
tranh nha » trinh nha, tranh ha, thanh nhan
thanh nha » thanh nhan, thanh ha, thanh nga
manh toan » thanh toan, anh tuan, tinh toan
doi hieu » doi chieu, doc hieu, doi hien
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi hieu lang - canh ((tranh nha) OR (thanh nha)) thong thong manh toan ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi hieu lang - canh ((tranh nha) OR (thanh nha)) thong thong manh toan ban*".