Perhaps you should try some spelling variations:
thanh toan » thanh hoa, thanh san, tinh toan
hien hanh » dieu hanh
hanh hang » thanh hang, hang hang, hanh han
tong cong » trong cong, cong cong, dung cong
hach toan » manh toan
hang cua » mang cua, hang ca, huong cua
cua tong » cua cong, cua dong, cua nong

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hien hanh - hanh hang cua tong cong ((hach toan) or (thanh toan)) ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien hanh - hanh hang cua tong cong ((hach toan) OR (thanh toan)) ban.
• Adding a wildcard symbol may retrieve word variants: hoc hien hanh - hanh hang cua tong cong ((hach toan) or (thanh toan)) ban*.