Perhaps you should try some spelling variations:
quang dung » quang trung, ung dung
cuong dung » tuong duong, ung dung, thong dung
thanh chau » thanh cha, thanh cham, thanh chu
sieu tinh » lieu tinh, kieu tinh, sieu hinh
hanh nang » anh nang, ganh nang, hanh mang
chung van » phung van, nhung van, chung han
thanh hai » thanh phan, thanh hoa, thanh san
hoc sieu » hoc dieu, hoc thieu, hoc hien

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc sieu tinh - hanh nang ((quang dung) OR (cuong dung)) chung van ((thanh hai) or (thanh chau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc sieu tinh - hanh nang ((quang dung) OR (cuong dung)) chung van ((thanh hai) OR (thanh chau)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc sieu tinh - hanh nang ((quang dung) OR (cuong dung)) chung van ((thanh hai) or (thanh chau))".
• Adding a wildcard symbol may retrieve word variants: hoc sieu tinh - hanh nang ((quang dung) OR (cuong dung)) chung van ((thanh hai) or (thanh chau))*.