Perhaps you should try some spelling variations:
phuong hang » phuong hoang, phuong bang, phuong hanh
thieu xanh » chieu xanh, hieu manh, thien anh
hoc thieu » toc thieu, hoc hien
doanh cua » doanh luan
manh cua » ban cua
toan tap » toan ban
va toan » van toan, bai toan, tap toan

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 - canh ((manh cua) or (doanh cua)) phuong hang va toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - canh ((manh cua) OR (doanh cua)) phuong hang va toan tap.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - canh ((manh cua) or (doanh cua)) phuong hang va toan tap*.