Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
chau tinh » cuu tinh, ha tinh, cua tinh
trinh van » trinh han, trinh quan, trinh toan
dong cong » duong cong, dung cong, dang cong
cong dan » cong san, cong tan, huong dan
toan cao » toan ban
toan tap » toan ban
ha chau » hat chau, a chau, lai chau

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

• Performing a fuzzy search may retrieve terms with similar spellings: ha chau tinh - hanh trinh van dong cong dan ((toan cao) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ha chau tinh - hanh trinh van dong cong dan ((toan cao) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: ha chau tinh - hanh trinh van dong cong dan ((toan cao) or (toan tap))*.