Perhaps you should try some spelling variations:
cham cuu » chat cua
ban danh » ban doanh, ban hanh, ban dan
tang van » dang van, hoang van, trong van
cua tre » cua te, cuu tre, cua triet
danh vi » hanh vi, dinh vi, danh di
hieu va » lieu va, hieu qua
vi cua » vai cua, di cua
sac ky » cac ky

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu ((sac ky) OR (sai ky)) tang van hoa. hieu va ((cap cuu) or (cham cuu)) ban danh vi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sac ky) OR (sai ky)) tang van hoa. hieu va ((cap cuu) OR (cham cuu)) ban danh vi cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ((sac ky) OR (sai ky)) tang van hoa. hieu va ((cap cuu) or (cham cuu)) ban danh vi cua tre".
• Adding a wildcard symbol may retrieve word variants: tu ((sac ky) OR (sai ky)) tang van hoa. hieu va ((cap cuu) or (cham cuu)) ban danh vi cua tre*.