Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
hanh tang » hanh trang, anh tang, hanh mang
cong hach » cong sach, cong thanh, cong khanh
hach toan » thanh toan, manh toan
kha nang » phap nang, ky nang, ki nang
cua dung » cua dong, qua dung, cua rung
cua dang » cua cong, cua ban
toan tap » toan ban

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

• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((kha nang) OR (chieu tinh)) - hanh tang ((cua dung) OR (cua dang)) cong hach toan tap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((kha nang) or (chieu tinh)) - hanh tang ((cua dung) OR (cua dang)) cong hach toan tap~".
• Adding a wildcard symbol may retrieve word variants: theo ((kha nang) or (chieu tinh)) - hanh tang ((cua dung) OR (cua dang)) cong hach toan tap*.