Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
hanh trang » thanh trung, canh tranh, minh trang
thanh phan » thanh pho, thanh san, thanh toan
bang cong » dang cong, bang song, hang cong
chi sach » chinh sach, chieu sach, co sach
tan phan » toan phan, than phan, van phan
doi chi » doi khi
va bang » va nang, va lang, va ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chi sach - ((hanh trang) or (hanh trinh)) va bang cong ((tan phan) or (thanh phan)) dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chi sach - ((hanh trang) OR (hanh trinh)) va bang cong ((tan phan) OR (thanh phan)) dau.
• Adding a wildcard symbol may retrieve word variants: doi chi sach - ((hanh trang) or (hanh trinh)) va bang cong ((tan phan) or (thanh phan)) dau*.