Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
thanh dung » thanh duong, thanh tung, thanh hung
hoc thieu » toc thieu, hoc hien
pho thong » he thong
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
toan tap » toan ban
o dong » co dong, _ dong, lao dong

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 - thanh dung ((o dong) or (pho thong)) cong tac toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - thanh dung ((o dong) OR (pho thong)) cong tac toan tap.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - thanh dung ((o dong) or (pho thong)) cong tac toan tap*.