Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
canh thanh » canh tranh, danh thanh, anh thanh
hoc thieu » toc thieu, hoc hien
thanh qua » thanh quan, thanh qui, hanh qua
qua trong » quan trong, qua trinh, qua song
cong lang » cong luong, cong quang, cong ngang
cong vang » cong quang, cong ngang, cong san
chuan ha » chuan he, quan ha, chuan bi

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

• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - canh thanh qua trong ((cong lang) OR (cong vang)) chuan ha~.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - canh thanh qua trong ((cong lang) or (cong vang)) chuan ha*.