Perhaps you should try some spelling variations:
tran thuat » trong thuat, trien thuat, tran tuan
nhung cong » dung cong, thong cong, nhung don
theo phap » thi phap
phap tinh » phap sinh, phap tieng, phap tang
hanh tran » hanh trang, thanh tran, hanh tram
hang cong » dang cong, hang nong, bang cong
bang phan » nang phan, bang nhan, bang thanh
phan cau » phan dau, phan cac, phan tu

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 tran thuat ((nhung cong) OR (hang cong)) bang phan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo phap tinh - hanh tran thuat ((nhung cong) OR (hang cong)) bang phan cau".
• Adding a wildcard symbol may retrieve word variants: theo phap tinh - hanh tran thuat ((nhung cong) OR (hang cong)) bang phan cau*.