Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
manh tuong » manh cuong, minh tuong, anh huong
tham thong » pham thuong, than thuong, thoai thong
thong cong » trong cong, tong cong, thong thong
hoc thieu » toc thieu, hoc hien
manh tung » manh hung, thanh tung
cong tinh » cong trinh, cong vinh, long tinh
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 - ((manh tuong) or (manh tung)) tham thong cong tinh ((toan tap) OR (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - ((manh tuong) OR (manh tung)) tham thong cong tinh ((toan tap) OR (toan ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - ((manh tuong) or (manh tung)) tham thong cong tinh ((toan tap) OR (toan ban))".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - ((manh tuong) or (manh tung)) tham thong cong tinh ((toan tap) OR (toan ban))*.