Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
hoc thieu » toc thieu, hoc hien
nhan dang » nhan dan, phan dang, tran dang
cua thong » cua thuong, cua khong, cua tong
dang cua » dung cua, dong cua, mang cua
cong san » cong tac
toan tap » toan ban

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 (theo tieu)) tinh - nhan dang cua thong cong san ((van ban) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (theo tieu)) tinh - nhan dang cua thong cong san ((van ban) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (theo tieu)) tinh - nhan dang cua thong cong san ((van ban) or (toan tap))*.