Perhaps you should try some spelling variations:
thanh thang » nhanh thang, thanh thanh, thanh hang
phuong cong » phuong dong, phong cong, phung cong
theo chieu » theo tieu, ho chieu, theo chu
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh thang » nhanh thang, hanh trang, danh thang
va phuong » va thuong, cac phuong
cong tan » cong tac, cong san, cong thanh
tan toan » tan tran, tap toan, van toan
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: theo chieu xanh - ((hanh thang) OR (thanh thang)) va phuong cong tan toan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chieu xanh - ((hanh thang) OR (thanh thang)) va phuong cong tan toan cau".
• Adding a wildcard symbol may retrieve word variants: theo chieu xanh - ((hanh thang) OR (thanh thang)) va phuong cong tan toan cau*.