Perhaps you should try some spelling variations:
thanh tung » thanh cong
doi chieu » doc hieu, doi chi, mot chieu
cua thong » cua thuong, cua khong, cua tong
thong dan » thong van, tuong dan, thong den
ho chieu » theo chieu, hoc thieu, mot chieu
tung cua » trung cua, tuong cua, dung cua
gian cau » gian chau, gian cac, gian cam

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 (doi chieu))) or (toc thieu)) tinh - thanh tung cua thong thong dan gian cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((ho chieu) OR (doi chieu))) OR (toc thieu)) tinh - thanh tung cua thong thong dan gian cau.
• Adding a wildcard symbol may retrieve word variants: ((((ho chieu) or (doi chieu))) or (toc thieu)) tinh - thanh tung cua thong thong dan gian cau*.