Perhaps you should try some spelling variations:
nguong dan » huong dan
theo phap » thi phap
phap tinh » phap sinh, phap tieng, phap tang
hanh dung » thanh dung, anh dung, hanh dong
luan hang » luan nang, luan han, luan hung
nong dan » cong dan, nong san, huong dan
toan cau » toan cao, toan ban, toan tap

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 - hanh dung luan hang ((nong dan) or (nguong dan)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo phap tinh - hanh dung luan hang ((nong dan) OR (nguong dan)) toan cau*.