Perhaps you should try some spelling variations:
thu phuong » thi phuong, thu huong, theo phuong
cong quang » luong quang, thong quang, duong quang
hieu manh » chieu xanh, hieu nganh, dieu hanh
thanh ung » thanh tung, thanh hung, thanh dung
cong lang » cong vang, cong luong, cong ngang
toc hieu » toc thieu, doc hieu, hoc thieu
qua cac » cua cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc hieu manh - thanh ung thu phuong ((cong quang) or (cong lang)) qua cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc hieu manh - thanh ung thu phuong ((cong quang) OR (cong lang)) qua cac.
• Adding a wildcard symbol may retrieve word variants: toc hieu manh - thanh ung thu phuong ((cong quang) or (cong lang)) qua cac*.