Perhaps you should try some spelling variations:
phuong cong » phuong dong, phong cong, phung cong
thu phuong » thi phuong, thu huong, theo phuong
hoc thieu » toc thieu
toan thu » toan thuc, toan thue, tuan thu
cong tan » cong tac, cong san, cong thanh
tan phan » toan phan, than phan, van phan
phan cac » nhan cach, phan dau, phan lap

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 (hoc hien)) anh - tinh toan thu phuong cong tan phan cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (hoc hien)) anh - tinh toan thu phuong cong tan phan cac.
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (hoc hien)) anh - tinh toan thu phuong cong tan phan cac*.