Perhaps you should try some spelling variations:
theo phap » thi phap
phap tinh » phap sinh, phap tieng, phap tang
trong qua » trong quan, trong nha, duong qua
thong qua » thong quan, thong cua, thong tu
dung cong » dung trong
cong tan » cong tac, cong san, cong thanh
toan cao » toan ban, toan tap

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

• If you are trying to use Boolean operators, they must be ALL CAPS: theo phap tinh - hanh ((trong qua) OR (thong qua)) dung cong tan ((toan cao) OR (van ban))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo phap tinh - hanh ((trong qua) OR (thong qua)) dung cong tan ((toan cao) or (van ban))~".
• Adding a wildcard symbol may retrieve word variants: theo phap tinh - hanh ((trong qua) OR (thong qua)) dung cong tan ((toan cao) or (van ban))*.