Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
phap tinh » phap sinh, phap tieng, phap tang
cua thong » cua thuong, cua khong, cua tong
thi phap » theo phap, thi hai, thi ha
anh tang » anh dang, anh nang, anh sang
anh bang » anh hoang, anh quang, tinh bang
dan toan » van toan, manh toan, xuan toan
dan than » dan chan, ban than, van than

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

• Performing a fuzzy search may retrieve terms with similar spellings: thi phap tinh - ((anh tang) or (anh bang)) cua thong cong ((dan toan) or (dan than)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thi phap tinh - ((anh tang) OR (anh bang)) cua thong cong ((dan toan) OR (dan than)) cau.
• Adding a wildcard symbol may retrieve word variants: thi phap tinh - ((anh tang) or (anh bang)) cua thong cong ((dan toan) or (dan than)) cau*.