Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
tieu tinh » trieu tinh, tieu trinh, lieu tinh
trinh cua » tinh cua, trinh luat, trinh quan
cua nhung » va nhung
cong vang » cong lang, cong quang, cong ngang
cong san » cong tac
tuan cau » toan cau, quan cau, tuan cu

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo tieu tinh - hanh trinh cua nhung ((cong vang) or (cong san)) tuan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu tinh - hanh trinh cua nhung ((cong vang) OR (cong san)) tuan cau.
• Adding a wildcard symbol may retrieve word variants: theo tieu tinh - hanh trinh cua nhung ((cong vang) or (cong san)) tuan cau*.