Perhaps you should try some spelling variations:
thanh dung » thanh duong, thanh tung, thanh hung
thong cong » trong cong, tong cong, thong thong
hoc thieu » toc thieu, hoc hien
thi chieu » thi chien, thi hieu, theo chieu
cua thong » cua thuong, cua khong, cua tong
ho chieu » theo chieu, doi chieu, mot chieu
dung cua » dung luan, dung cho
cong van » cong vang, cong san, song van
van toan » van tuan, van tan, van thanh
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) or (((thi chieu) or (ho chieu)))) tinh - thanh dung cua thong cong van toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (((thi chieu) OR (ho chieu)))) tinh - thanh dung cua thong cong van toan cao*.