Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
canh trinh » canh tranh, hanh trinh, canh tinh
thang nong » thang long, hang nong, tang nong
hoc thieu » toc thieu, hoc hien
trinh han » trinh quan
tang dong » tang duong, lang dong, nang dong
dan than » dan chan, ban than, van than
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: hoc thieu xanh - canh trinh han ((thang nong) or (tang dong)) dan than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - canh trinh han ((thang nong) OR (tang dong)) dan than cap.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - canh trinh han ((thang nong) or (tang dong)) dan than cap*.