Perhaps you should try some spelling variations:
thien chanh » thien thanh, thien chinh, hien hanh
thien dang » thien bang, thien danh, thien nang
thuc hung » thuc chung, thuc nhung, thuc dung
hung cong » nhung cong, hung cuong, phung cong
cong than » cong thanh, cong thang, cong tan
than phan » thanh phan, toan phan, thanh pham
tinh dan » trinh dan, tinh da, binh dan
dan thuc » dan toc, am thuc
phan lap » phan dau

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((thien chanh) or (thien dang)) - tinh dan thuc hung cong than phan lap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thien chanh) OR (thien dang)) - tinh dan thuc hung cong than phan lap.
• Adding a wildcard symbol may retrieve word variants: hoc ((thien chanh) or (thien dang)) - tinh dan thuc hung cong than phan lap*.