Perhaps you should try some spelling variations:
truong phuong » truong chung, truong trung, dung phuong
thieu xanh » chieu xanh, hieu manh, thien anh
hanh trinh » canh tranh, hanh chinh
nhung cong » dung cong, thong cong, hang cong
hoc thieu » toc thieu, hoc hien
trinh va » trinh van, trinh vat, trinh ve
dan toan » van toan, dan than, manh 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 - hanh trinh va ((nhung cong) or (truong phuong)) dan toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - hanh trinh va ((nhung cong) OR (truong phuong)) dan toan cao*.