Perhaps you should try some spelling variations:
phuong cong » phuong dong, phong cong, phung cong
hanh dung » thanh dung, anh dung, hanh dong
dung doan » dung doanh, dung dan, dung toan
cong tinh » cong trinh, cong vinh, long tinh
theo hop » theo phap, thao hoc, theo ucp
toan cao » toan ban, toan tap
theo bo » thao bo, theo doi, theo don

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((theo hop) or (theo bo)) manh - hanh dung doan phuong cong tinh toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo hop) OR (theo bo)) manh - hanh dung doan phuong cong tinh toan cao.
• Adding a wildcard symbol may retrieve word variants: ((theo hop) or (theo bo)) manh - hanh dung doan phuong cong tinh toan cao*.