Perhaps you should try some spelling variations:
cham xuc » cam xuc, chat xuc, cham soc
cua viet » ca viet, hoa viet, cua vat
hang di » hang doi, hang vi, hang dien
hanh di » hanh vi, hanh de, danh di
sang ky » sang kyo, dang ky, tang ky
tu sang » thu sang, tu san, tu lang
xuc van » duc van, luc van, vuc van
va cham » va chat, va tham
hieu va » lieu va, hieu qua
dang xa » dang xay, lang xa, dang ha
ky dang » ky nang, ky danh
co viet » so viet, o viet, hoc viet

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sang ky dang xa hoi. hieu va cham xuc van ((hanh di) OR (hang di)) ((cua viet) or (co viet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sang ky dang xa hoi. hieu va cham xuc van ((hanh di) OR (hang di)) ((cua viet) OR (co viet)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sang ky dang xa hoi. hieu va cham xuc van ((hanh di) OR (hang di)) ((cua viet) or (co viet))".
• Adding a wildcard symbol may retrieve word variants: tu sang ky dang xa hoi. hieu va cham xuc van ((hanh di) OR (hang di)) ((cua viet) or (co viet))*.