Perhaps you should try some spelling variations:
thanh toan » thanh hoa, thanh san, tinh toan
nang dai » nang dau, nang tai, lang dai
dai moi » doi moi, dai hoi
toan su » toan du, tan su, toan tu
su tien » su kien, su hien, tu tieng
te sac » te sach, te cac, te san
ve cac » va cac, vien cac
va cam » va cham, va cac, va cao
tu gia » tu giao, tu giac, tu giay

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((te sac) or (tu cac)) ky nang dai moi. hieu ((ve cac) or (va cam)) tu gia thanh toan su tien~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te sac) OR (tu cac)) ky nang dai moi. hieu ((ve cac) OR (va cam)) tu gia thanh toan su tien.
• Adding a wildcard symbol may retrieve word variants: ((te sac) or (tu cac)) ky nang dai moi. hieu ((ve cac) or (va cam)) tu gia thanh toan su tien*.