Perhaps you should try some spelling variations:
hanh vai » hanh vi, hanh va, hanh tai
ban hanh » ban hang
dang xay » dang van, van xay
pham cuc » pham chuc, pham duc, pham cua
su sach » so sach, vu sach
ca tren » cau tren, cu tren, la tren
hieu va » lieu va, hieu qua
dang xa » lang xa, dang ha, dang va
vai ca » vai cac, vai cua, bai ca

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach y ((dang xa) OR (dang xay)) hoi. hieu va ((cam xuc) or (pham cuc)) ban hanh vai ca tren~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach y ((dang xa) OR (dang xay)) hoi. hieu va ((cam xuc) OR (pham cuc)) ban hanh vai ca tren*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach y ((dang xa) OR (dang xay)) hoi. hieu va ((cam xuc) or (pham cuc)) ban hanh vai ca tren*".