Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hoc thieu » toc thieu, hoc hien
va truong » van truong, xa truong, va thuong
nhanh cau » nhanh cay, thanh chau, nhanh ha
va trong » va thong, va tuong, va trung
cong van » cong vang, cong san, cong tan
song van » hoang van, trong van, duong van

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 tranh ((va trong) or (va truong)) ((cong van) or (song van)) nhanh cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - canh tranh ((va trong) OR (va truong)) ((cong van) OR (song van)) nhanh cau.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - canh tranh ((va trong) or (va truong)) ((cong van) or (song van)) nhanh cau*.