Perhaps you should try some spelling variations:
cham xuc » cam xuc, chat xuc, cham soc
tu sach » thu sach, su sach, te sach
cuc tre » duc tre, cua tre, cuc thue
dan tai » van tai, dan thi, han tai
ve cham » va cham, ve chat, vu cham
hieu ve » hieu va, hieu van
cao hoi » cau hoi, co hoi, cao hoc
ty hang » ly hang, ty xang, thi hang
ty nang » ky nang, ty xang, ly nang
cuu tre » cua tre, cau tren, cau treo
xuc va » duc va, tuc va, luc va
va dan » ca dan, va dao, va dau

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 ((ty nang) or (ty hang)) cao hoi. hieu ve cham xuc va dan tai ((cuc tre) OR (cuu tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ((ty nang) OR (ty hang)) cao hoi. hieu ve cham xuc va dan tai ((cuc tre) OR (cuu tre)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ((ty nang) or (ty hang)) cao hoi. hieu ve cham xuc va dan tai ((cuc tre) OR (cuu tre))".
• Adding a wildcard symbol may retrieve word variants: tu sach ((ty nang) or (ty hang)) cao hoi. hieu ve cham xuc va dan tai ((cuc tre) OR (cuu tre))*.