Perhaps you should try some spelling variations:
phuong cong » phuong dong, phong cong, phung cong
thanh thang » nhanh thang, thanh thanh, thanh hang
hanh thang » nhanh thang, hanh trang, danh thang
cac phuong » cac truong
theo cuu » theo chu, khao cuu, thao cua
cong tan » cong tac, cong san, cong thanh
toan cau » toan ban, toan tap, toan tai
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: theo cuu tinh - ((hanh thang) or (thanh thang)) cac phuong cong tan ((toan cau) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo cuu tinh - ((hanh thang) OR (thanh thang)) cac phuong cong tan ((toan cau) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: theo cuu tinh - ((hanh thang) or (thanh thang)) cac phuong cong tan ((toan cau) or (toan cao))*.