Perhaps you should try some spelling variations:
thien danh » thien dang, thien thanh, thien chanh
thieu xanh » chieu xanh, hieu manh
suat trong » suat thong, luat trong, thuat trong
thien anh » tien anh, thien thanh, thien chanh
ganh nang » anh nang, nganh nong, van nang
cong tac » cong ty
tac han » tac nhan, tac ha, tac can
han tap » han tai, toan tap, nhan tai

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

• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (((thien anh) OR (thien danh)))) - ganh nang suat trong cong tac han tap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu xanh) or (((thien anh) OR (thien danh)))) - ganh nang suat trong cong tac han tap~".
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) or (((thien anh) OR (thien danh)))) - ganh nang suat trong cong tac han tap*.