Perhaps you should try some spelling variations:
thiet danh » thien danh, thien anh, thien dang
minh chanh » minh danh, linh chinh, tinh thanh
minh thanh » tinh thanh, hinh thanh, kinh thanh
hoc thiet » hoc thieu, hoc thuyet, hoc hien
thuc cung » thuc chung, thuc dung, thuc vung
cung cong » cuong cong, dung cong, cong cong
cong tan » cong tac, cong san, cong thanh
tan phan » toan phan, than phan, van phan
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 thiet danh - ((minh chanh) or (((minh thanh) or (dinh thanh)))) thuc cung cong tan phan lap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thiet danh - ((minh chanh) OR (((minh thanh) OR (dinh thanh)))) thuc cung cong tan phan lap.
• Adding a wildcard symbol may retrieve word variants: hoc thiet danh - ((minh chanh) or (((minh thanh) or (dinh thanh)))) thuc cung cong tan phan lap*.