Perhaps you should try some spelling variations:
nhanh dung » nhanh dong, hanh dung, nhanh hung
luan thong » luan phong, luan tuong, luat thong
thong cong » trong cong, tong cong, thong thong
hoc thieu » toc thieu, hoc hien
doi chieu » doc hieu, doi chi, ho chieu
cong dan » cong san, cong tan, huong dan
nhan tai » hang tai, van tai, toan tai
han tap » han tai, toan tap, 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: ((hoc thieu) or (doi chieu)) tinh - nhanh dung luan thong cong dan ((han tap) OR (nhan tai))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (doi chieu)) tinh - nhanh dung luan thong cong dan ((han tap) OR (nhan tai)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc thieu) or (doi chieu)) tinh - nhanh dung luan thong cong dan ((han tap) OR (nhan tai))".
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (doi chieu)) tinh - nhanh dung luan thong cong dan ((han tap) OR (nhan tai))*.