Perhaps you should try some spelling variations:
nhung phuong » dung phuong, nhu phuong, truong phuong
theo chieu » theo tieu, ho chieu, theo chu
hganh nang » nganh nong, anh nang
phuong dan » phuong danh, phuong doan, huong dan
ganh nang » anh nang, nganh nong, van nang
dan toan » van toan, dan than, manh toan
toan cau » toan cao, toan ban, toan tap
cua chu » sua chua

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((cua chu) or (theo chieu)) xanh - ((hganh nang) or (ganh nang)) va nhung phuong dan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((cua chu) OR (theo chieu)) xanh - ((hganh nang) OR (ganh nang)) va nhung phuong dan toan cau.
• Adding a wildcard symbol may retrieve word variants: ((cua chu) or (theo chieu)) xanh - ((hganh nang) or (ganh nang)) va nhung phuong dan toan cau*.