Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
thong cong » trong cong, tong cong, thong thong
hoc thieu » toc thieu, hoc hien
phong cua » phong chua, phong ngua, phong chay
thong cua » thong quan, thong tu, huong cua
cong tan » cong tac, cong san, cong thanh
toan ban » van 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 xanh - khanh ((phong cua) OR (thong cua)) thong cong tan ((toan tap) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - khanh ((phong cua) OR (thong cua)) thong cong tan ((toan tap) OR (toan ban))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - khanh ((phong cua) OR (thong cua)) thong cong tan ((toan tap) or (toan ban))*".