Perhaps you should try some spelling variations:
thanh trung » thanh tung
quang trong » quang truong, quang trung, quan trong
thieu xanh » chieu xanh, hieu manh, thien anh
trong dang » truong dang, trong dan, trong dong
hoc thieu » toc thieu, hoc hien
dang toan » dang tran, dan toan, dung toan
toan cao » toan ban, toan tap

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) or (canh tranh)) tran quang trong dang toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - ((thanh trung) OR (canh tranh)) tran quang trong dang toan cao.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - ((thanh trung) or (canh tranh)) tran quang trong dang toan cao*.