Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
hoc phuong » hoc thuong, cac phuong
trinh cua » tinh cua, trinh luat, trinh quan
ho chieu » theo chieu, hoc thieu, doi chieu
doc hieu » toc thieu, hoc thieu, hoc hien
van tuan » van quan, van ban, anh tuan
tuan cao » toan cao, juan cao, quang cao

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho chieu) or (doc hieu)) xanh - hanh trinh cua ((hoc phuong) or (doan phuong)) van tuan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (doc hieu)) xanh - hanh trinh cua ((hoc phuong) OR (doan phuong)) van tuan cao.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (doc hieu)) xanh - hanh trinh cua ((hoc phuong) or (doan phuong)) van tuan cao*.