Perhaps you should try some spelling variations:
hien xanh » hien hanh, hien nhanh, chieu xanh
canh tran » canh tranh, hanh trang, banh trang
tran manh » tran minh, tran thanh, tran van
manh hung » anh huong
hung cong » nhung cong, hung cuong, phung cong
manh toan » thanh toan, anh tuan, tinh toan
dan than » dan chan, ban than, van than

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hien xanh - canh tran manh hung cong ((manh toan) or (dan than)) tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien xanh - canh tran manh hung cong ((manh toan) OR (dan than)) tap.
• Adding a wildcard symbol may retrieve word variants: hoc hien xanh - canh tran manh hung cong ((manh toan) or (dan than)) tap*.