Perhaps you should try some spelling variations:
nhung thong » chung thong, nhung chong, nhung phong
thanh trung » thanh tung
thong quang » thong quan, thong qua, luong quang
theo chieu » theo tieu, ho chieu, theo chu
quang toan » quang tuan, quang tran, quang doan
hoc thieu » toc thieu, hoc hien
trung va » truong va, trang va, trung ha
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: ((theo chieu) or (hoc thieu)) xanh - thanh trung va nhung thong quang toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (hoc thieu)) xanh - thanh trung va nhung thong quang toan cao.
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) or (hoc thieu)) xanh - thanh trung va nhung thong quang toan cao*.