Perhaps you should try some spelling variations:
truong cong » trong cong, truong dong, truong long
bien tinh » bi tinh, yen tinh, diep tinh
huong cua » dung cua
hang cua » mang cua, hang ca, thong cua
cong tac » cong ty
toan cao » toan ban
toan tap » toan ban
ho bien » pho bien, hoa bien, so bien

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ho bien tinh - hanh ((hang cua) or (huong cua)) truong cong tac ((toan cao) OR (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho bien tinh - hanh ((hang cua) OR (huong cua)) truong cong tac ((toan cao) OR (toan tap))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho bien tinh - hanh ((hang cua) or (huong cua)) truong cong tac ((toan cao) OR (toan tap))*".