Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, hanh trang
hien lang » hieu lang, tien lang, hien trang
tranh cua » doanh cua, manh cua
trong tac » trong cac, tuong tac, trong tan
thanh chu » thanh chau, thanh cha, thanh thu
doi hien » doi dien, doi bien, doi kien
cua dung » cua dang, cua dong, qua dung
than cap » khan cap, thanh lap, thanh cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi hien lang - hanh tranh cua dung trong tac ((thanh chu) or (than cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi hien lang - hanh tranh cua dung trong tac ((thanh chu) OR (than cap)).
• Adding a wildcard symbol may retrieve word variants: doi hien lang - hanh tranh cua dung trong tac ((thanh chu) or (than cap))*.