Perhaps you should try some spelling variations:
thanh trung » thanh tung
thieu xanh » chieu xanh, hieu manh, thien anh
nhung cong » dung cong, thong cong, hang cong
bang thanh » ban thanh, dang thanh, tang thanh
hoc thieu » toc thieu, hoc hien
trung cap » truong cao, trung tam
cap nhung » cam nhung, vap nhung, dap nhung
bang than » ban than, sang than, bang nhan

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 trung cap nhung cong ((bang than) or (bang thanh)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - thanh trung cap nhung cong ((bang than) OR (bang thanh)) cau.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - thanh trung cap nhung cong ((bang than) or (bang thanh)) cau*.