Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, thien anh, thien danh
hieu manh » chieu xanh, hieu nganh, dieu hanh
hiem ngan » kim ngan, viem gan
tranh qua » tranh cua, thanh qua, trinh qua
trong tan » trong quan, trong cac, trong ca
qua dung » quang dung, su dung, qua song
tan phan » toan phan, than phan, van phan
phan cau » phan dau, phan cac, phan tu

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) or (((hieu manh) or (hiem ngan)))) - canh tranh qua dung trong tan phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (((hieu manh) OR (hiem ngan)))) - canh tranh qua dung trong tan phan cau.
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) or (((hieu manh) or (hiem ngan)))) - canh tranh qua dung trong tan phan cau*.