Perhaps you should try some spelling variations:
dang xay » dang van, van xay
ca viet » va viet, co viet, hoa viet
xuc van » duc van, luc van, vuc van
hang di » hang doi, hang vi, hang dien
xay hoi » xa hoi, tay hoi, cay phoi
hanh di » hanh vi, hanh de, danh di
can ky » van ky, dan ky, tan ky
qua ca » qua cac, qua cua, qua cai
ban ky » van ky, dan ky
ca xuc » cam xuc, chat xuc

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu ((can ky) OR (ban ky)) dang xay hoi. hieu qua ca xuc van ((hanh di) or (hang di)) ca viet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((can ky) OR (ban ky)) dang xay hoi. hieu qua ca xuc van ((hanh di) OR (hang di)) ca viet*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ((can ky) OR (ban ky)) dang xay hoi. hieu qua ca xuc van ((hanh di) or (hang di)) ca viet*".