Perhaps you should try some spelling variations:
nhuong cong » nhung cong, luong cong, duong cong
nhanh lang » nhanh quang, nhanh thang, nhan dang
van nhuong » van chuong, van phuong, van huong
chuc danh » chuc nganh, thuc hanh, chuc nang
chua xang » chua nang, chuc nang, chu bang
lang van » dang van, tang van, hoang van
cong van » cong vang, cong san, song van
toan tap » toan ban
tan tap » han tap, tan tat, man tap

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 (chua xang)) - nhanh lang van nhuong cong van ((tan tap) OR (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chuc danh) OR (chua xang)) - nhanh lang van nhuong cong van ((tan tap) OR (toan tap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chuc danh) or (chua xang)) - nhanh lang van nhuong cong van ((tan tap) OR (toan tap))".
• Adding a wildcard symbol may retrieve word variants: theo ((chuc danh) or (chua xang)) - nhanh lang van nhuong cong van ((tan tap) OR (toan tap))*.