Perhaps you should try some spelling variations:
nhanh tang » nhanh thang, nhanh lang, nhanh mang
nhan cong » nhanh cong, phan cong, nhap cong
chu manh » ho manh, chu han, thu minh
tang van » dang van, hoang van, trong van
van nhan » van phan, van thanh, danh nhan
cong san » cong tac
toan tap » toan ban
chu van » cuu van, chu han
han tap » han tai, nhan tai, nhan tao

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 manh) OR (chu van)) - nhanh tang van nhan cong san ((han tap) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chu manh) OR (chu van)) - nhanh tang van nhan cong san ((han tap) OR (toan tap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chu manh) OR (chu van)) - nhanh tang van nhan cong san ((han tap) or (toan tap))".
• Adding a wildcard symbol may retrieve word variants: theo ((chu manh) OR (chu van)) - nhanh tang van nhan cong san ((han tap) or (toan tap))*.