Perhaps you should try some spelling variations:
thanh trung » thanh tung
theo chieu » theo tieu, ho chieu, theo chu
hoc thieu » toc thieu, hoc hien
nhung don » nhung van, nhung bo
dung cong » dung trong
ngang tao » nang tao, ngang tho, sang tao
trung va » truong va, trang va, trung ha
tao cao » bao cao, toan cao

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 don) or (dung cong)) ngang tao cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (hoc thieu)) xanh - thanh trung va ((nhung don) OR (dung cong)) ngang tao cao.
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) or (hoc thieu)) xanh - thanh trung va ((nhung don) or (dung cong)) ngang tao cao*.