Perhaps you should try some spelling variations:
cua phuong » cuu phuong, cuc phuong, luan phuong
hanh trung » thanh trung, hanh trang, manh trung
cong thanh » dong thanh, cong trinh, truong thanh
trung cua » truong cua, trung tuan, trung cap
ho chieu » theo chieu, hoc thieu, doi chieu
cong tan » cong tac, cong san, cong ty
toan ban » van ban
doi chi » doi khi

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (doi chi)) xanh - hanh trung cua phuong ((cong tan) OR (cong thanh)) toan ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) or (doi chi)) xanh - hanh trung cua phuong ((cong tan) OR (cong thanh)) toan ban~".
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (doi chi)) xanh - hanh trung cua phuong ((cong tan) OR (cong thanh)) toan ban*.