Perhaps you should try some spelling variations:
cong thanh » dong thanh, cong trinh, cong tan
nhung cong » dung cong, thong cong, hang cong
thanh toan » thanh hoa, thanh san, tinh toan
phap tinh » phap sinh, phap tieng, tap tinh
phap tang » phap nang, phap tieng
hanh mang » nhanh mang, hanh trang, nhanh lang
cua nhung » va nhung
anh mang » anh bang, anh dang, anh nang
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) or (phap tang)) - ((anh mang) OR (hanh mang)) cua nhung cong thanh toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((phap tinh) OR (phap tang)) - ((anh mang) OR (hanh mang)) cua nhung cong thanh toan cao*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((phap tinh) or (phap tang)) - ((anh mang) OR (hanh mang)) cua nhung cong thanh toan cao*".