Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hoc thieu » toc thieu, hoc hien
tuong dan » huong dan, tung dan, xuong dan
tong cong » trong cong, cong cong, dung cong
van khang » van khanh, van thanh, van quang
khang cau » hang cau, khang cu, khang chan
cong van » cong vang, cong san, song 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 - thanh ((tuong dan) or (tuong lai)) tong cong van khang cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - thanh ((tuong dan) OR (tuong lai)) tong cong van khang cau.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - thanh ((tuong dan) or (tuong lai)) tong cong van khang cau*.