Perhaps you should try some spelling variations:
theo chieu » theo tieu, theo chu, thi chieu
hanh sinh » hanh tinh, hanh dinh, hinh sinh
cua thong » cua thuong, cua khong, cua tong
thong tan » thong than, thong tran, thong tin
ho chieu » hoc thieu, doi chieu, mot chieu
sinh cua » manh cua, dinh cuu, sinh va
toan cau » 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: ((ho chieu) or (theo chieu)) tinh - hanh sinh cua thong thong tan ((toan cau) or (van ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (theo chieu)) tinh - hanh sinh cua thong thong tan ((toan cau) OR (van ban)).
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (theo chieu)) tinh - hanh sinh cua thong thong tan ((toan cau) or (van ban))*.