Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hanh trinh » canh tranh, hanh chinh
chuc danh » chuc nganh, thuc hanh, chuc nang
trinh va » trinh van, trinh vat, trinh ve
cong dan » cong san, cong tan, huong dan
toan tap » toan ban
chu van » cuu van, chu han

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chuc danh) or (chu van)) - hanh trinh va nhung cong dan ((toan tap) or (van ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chuc danh) OR (chu van)) - hanh trinh va nhung cong dan ((toan tap) OR (van ban)).
• Adding a wildcard symbol may retrieve word variants: theo ((chuc danh) or (chu van)) - hanh trinh va nhung cong dan ((toan tap) or (van ban))*.