Perhaps you should try some spelling variations:
duong quang » dung quang, luong quang, duong qua
thanh toan » thanh hoa, thanh san, tinh toan
cong quang » luong quang, thong quang, dang quang
hien hanh » dieu hanh
thanh son » thanh san, thanh cong, thanh hoa
va thong » va thuong, va phuong, he thong
phan lap » phan dau

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 - ((thanh son) or (thanh toan)) va thong ((cong quang) OR (duong quang)) phan lap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien hanh - ((thanh son) OR (thanh toan)) va thong ((cong quang) OR (duong quang)) phan lap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc hien hanh - ((thanh son) or (thanh toan)) va thong ((cong quang) OR (duong quang)) phan lap".
• Adding a wildcard symbol may retrieve word variants: hoc hien hanh - ((thanh son) or (thanh toan)) va thong ((cong quang) OR (duong quang)) phan lap*.