Perhaps you should try some spelling variations:
cham xuc » cam xuc, chat xuc, cham soc
cua viet » ca viet, hoa viet, cua vat
nang hoc » nang doc, nang luc, dong hoc
ve cham » va cham, ve chat, vu cham
danh vi » hanh vi, dinh vi, danh di
va danh » va dinh, va dan, va hanh
tu tren » tu truyen, tu tieng, tu trong
hieu ve » hieu va, hieu van
sac ky » cac ky, sai ky
xuc va » duc va, tuc va, luc va
nang o » nang co, nang ho, nang ro
tu sac » tu sach, tu cac, tu san

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 ((nang o) or (nang hoc)) hoi. hieu ve cham xuc va danh vi ((cua viet) or (tu tren))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky ((nang o) OR (nang hoc)) hoi. hieu ve cham xuc va danh vi ((cua viet) OR (tu tren)).
• Adding a wildcard symbol may retrieve word variants: tu sac ky ((nang o) or (nang hoc)) hoi. hieu ve cham xuc va danh vi ((cua viet) or (tu tren))*.