Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hoc thieu » toc thieu, hoc hien
hanh hang » thanh hang, hang hang, hanh han
cua nhung » va nhung
toc hieu » toc thieu, doc hieu, thuc hieu
hang cua » mang cua, hang ca, huong cua
cong san » cong tac
toan tap » toan ban
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: ((toc hieu) or (hoc thieu)) manh - hanh hang cua nhung cong san ((han tap) OR (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((toc hieu) OR (hoc thieu)) manh - hanh hang cua nhung cong san ((han tap) OR (toan tap))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((toc hieu) or (hoc thieu)) manh - hanh hang cua nhung cong san ((han tap) OR (toan tap))*".