Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
bien tinh » bi tinh, yen tinh, diep tinh
hanh sinh » hanh tinh, hanh dinh, hinh sinh
cua thong » cua thuong, cua khong, cua tong
cong hach » cong sach, cong thanh, cong khanh
hach toan » thanh toan, manh toan
hoc bien » hoc hien, hoc vien, hoa bien
sinh cua » manh cua, dinh cuu, sinh va
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc bien tinh - hanh sinh cua thong cong hach toan ban~.
• Adding a wildcard symbol may retrieve word variants: hoc bien tinh - hanh sinh cua thong cong hach toan ban*.