Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hung thang » cang thang, hung tran
hoc thieu » toc thieu, hoc hien
hang hang » nang hang, cang thang, lang thang
hang cong » dang cong, hang nong, bang cong
cong lang » cong vang, cong luong, cong quang
va hang » van hang, va nang, va lang

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 - ((hang hang) OR (hung thang)) va hang cong lang ((toan ban) or (van ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - ((hang hang) OR (hung thang)) va hang cong lang ((toan ban) OR (van ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - ((hang hang) OR (hung thang)) va hang cong lang ((toan ban) or (van ban))".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - ((hang hang) OR (hung thang)) va hang cong lang ((toan ban) or (van ban))*.