Perhaps you should try some spelling variations:
khau thong » khau thuong, khap thong, khau tong
toan tren » toan tien, toan tran, tran tren
tren phuc » tren thuc, trang phuc, thien phuc
cac khoin » cac khoan, cac khoi, cac thoi
phu thong » pho thong, phap thong, phan thong
phuc cac » phuc cam, phuc ca, phuc cham
sach tri » sach tai, sach tren, sach truc
tri thuc » tri tue
thuc cac » thuc cach, tuc cac, thac cac
cac khoa » cac khoan, cac khoi, dac khoa
khoa phu » khoa phau, khoa thu, hoa phu
su sach » so sach, vu sach

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( thuat toan tren phuc cac khoin khau thong ) or ( su sach tri thuc cac khoa phu thong ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( thuat toan tren phuc cac khoin khau thong ) OR ( su sach tri thuc cac khoa phu thong )).
• Adding a wildcard symbol may retrieve word variants: (( thuat toan tren phuc cac khoin khau thong ) or ( su sach tri thuc cac khoa phu thong ))*.