Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
trinh cua » tinh cua, trinh luat, trinh quan
dung cong » dung trong
chu xang » chua xang, chu bang, chu quang
cua dung » cua dang, cua dong, qua dung
cong tan » cong tac, cong san, cong thanh
than tap » toan tap, phan tap, than cap
han tap » han tai, toan tap, nhan tai
chuc » thuc, chua, phuc

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chu xang) or (chuc nang)) - hanh trinh cua dung cong tan ((than tap) or (han tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chu xang) OR (chuc nang)) - hanh trinh cua dung cong tan ((than tap) OR (han tap)).
• Adding a wildcard symbol may retrieve word variants: theo ((chu xang) or (chuc nang)) - hanh trinh cua dung cong tan ((than tap) or (han tap))*.