Perhaps you should try some spelling variations:
theo chieu » theo tieu, theo chu, thi chieu
thanh tung » thanh cong
thong cong » trong cong, tong cong, thong thong
trinh phan » trinh han, trinh quan, thanh phan
hoc thieu » toc thieu, hoc hien
cua thong » cua thuong, cua khong, cua tong
ho chieu » doi chieu, mot chieu, thi chieu
tung cua » trung cua, tuong cua, dung cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((ho chieu) or (theo chieu))) or (hoc thieu)) tinh - thanh tung cua thong cong trinh phan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((ho chieu) OR (theo chieu))) OR (hoc thieu)) tinh - thanh tung cua thong cong trinh phan tu.
• Adding a wildcard symbol may retrieve word variants: ((((ho chieu) or (theo chieu))) or (hoc thieu)) tinh - thanh tung cua thong cong trinh phan tu*.