Perhaps you should try some spelling variations:
hanh thanh » nhanh thanh, thanh thanh, khanh thanh
theo lieu » theo tieu, theo chieu, theo yeu
lieu tinh » trieu tinh, diep tinh, bien tinh
thanh van » thanh san, thanh toan, thanh phan
nang cong » nang song, dang cong, bang cong
van nang » van quang, van ban, van dong
huy toan » huy tran, huu toan, huy hoang
bai toan » bai tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo lieu tinh - hanh thanh van nang cong ((huy toan) or (bai toan)) ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo lieu tinh - hanh thanh van nang cong ((huy toan) OR (bai toan)) ban*.