Perhaps you should try some spelling variations:
phuong manh » phuong anh, phung manh, phuong danh
hanh trung » thanh trung, hanh trang, manh trung
chieu xanh » chieu sach, chieu sang, chieu tinh
chau tinh » cuu tinh, ha tinh, cua tinh
trung cap » truong cao, trung tam
manh toan » thanh toan, anh tuan, tinh toan
cap bang » cao bang, can bang, lap bang
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: hoc ((chieu xanh) or (chau tinh)) - hanh trung cap bang phuong manh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu xanh) OR (chau tinh)) - hanh trung cap bang phuong manh toan cau*.