Perhaps you should try some spelling variations:
tinh dai » trinh dai, tinh da, tinh hai
ky hang » ky nang, ly hang, ky dang
va tinh » may tinh
cua tre » cua te, cuu tre, cua triet
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky
va hoc » van hoc
va cam » va cham, va cao, va cai
xuc va » duc va, tuc va, luc va

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 hang va hoc. hieu ((va cam) or (va cac)) xuc va tinh dai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky hang va hoc. hieu ((va cam) OR (va cac)) xuc va tinh dai cua tre.
• Adding a wildcard symbol may retrieve word variants: tu sac ky hang va hoc. hieu ((va cam) or (va cac)) xuc va tinh dai cua tre*.