Perhaps you should try some spelling variations:
phap sinh » phau sinh, phai sinh, phap tinh
doanh hoa » doanh khoa, doanh hoan, danh hoa
dan thang » danh thang, van thang, dai thang
thi phap » theo phap, thi hai, thi ha
long dan » long doan, nong dan, long van
cong dan » cong san, cong tan, huong dan
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: thi phap sinh - doanh hoa dan thang ((long dan) or (cong dan)) toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thi phap sinh - doanh hoa dan thang ((long dan) OR (cong dan)) toan cao.
• Adding a wildcard symbol may retrieve word variants: thi phap sinh - doanh hoa dan thang ((long dan) or (cong dan)) toan cao*.