Perhaps you should try some spelling variations:
ban hanh » ban hang
dang mai » dang hai, dang bai, dang mam
chat cuc » chat cua, chat xuc, chi cuc
dang mau » dong mau, dang van, dang su
tu sach » thu sach, su sach, te sach
cuc ban » cua ban, cac ban, cuu ban
hieu va » hieu qua
sach ky » sac ky, sach y, sach ty
vi cua » vai cua, di cua
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach ky ((dang mai) OR (dang mau)) khoi. ((hieu va) or (lieu va)) chat cuc ban hanh vi cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ky ((dang mai) OR (dang mau)) khoi. ((hieu va) OR (lieu va)) chat cuc ban hanh vi cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ky ((dang mai) OR (dang mau)) khoi. ((hieu va) or (lieu va)) chat cuc ban hanh vi cua te".
• Adding a wildcard symbol may retrieve word variants: tu sach ky ((dang mai) OR (dang mau)) khoi. ((hieu va) or (lieu va)) chat cuc ban hanh vi cua te*.