Perhaps you should try some spelling variations:
phuong cong » phuong dong, phong cong, phung cong
theo chieu » theo tieu, ho chieu, theo chu
cuu phuong » cac phuong, thu phuong
doi chieu » doc hieu, doi chi, ho chieu
hoc thieu » toc thieu, hoc hien
than dinh » thuan dinh, thanh dinh, than kinh
dinh cuu » dinh chi
cong dan » cong san, cong tan, huong dan
dan phan » doan phan, dan chan, van phan
phan cau » phan dau, phan cac, phan tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((doi chieu) or (hoc thieu))) or (theo chieu)) tinh - than dinh cuu phuong cong dan phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((doi chieu) OR (hoc thieu))) OR (theo chieu)) tinh - than dinh cuu phuong cong dan phan cau.
• Adding a wildcard symbol may retrieve word variants: ((((doi chieu) or (hoc thieu))) or (theo chieu)) tinh - than dinh cuu phuong cong dan phan cau*.