Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
theo phap » thi phap
phap tinh » phap sinh, phap tieng, phap tang
nang dua » nang du, nang suat, nang quan
mang cua » manh cua, dung cua, ban cua
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan cao » toan ban, toan tap
hang ca » hang va, nang cao, hang tai

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo phap tinh - anh ((((nang dua) or (hang ca))) or (mang cua)) nhung cong dan toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo phap tinh - anh ((((nang dua) OR (hang ca))) OR (mang cua)) nhung cong dan toan cao.
• Adding a wildcard symbol may retrieve word variants: theo phap tinh - anh ((((nang dua) or (hang ca))) or (mang cua)) nhung cong dan toan cao*.