Perhaps you should try some spelling variations:
thuc day » thuc dan, thuc vat
va tham » van tham, va cham, va thanh
tu ban » thu ban, te ban
ban ky » van ky, dan ky
nang o » nang co, nang ho, nang ro
xac va » tac va, ac va, bac va
vi cua » vai cua, di cua
cua te » cua tu
o hoc » co hoc, mo hoc, so hoc

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu ban ky nang o hoc. lieu va tham ((xac va) or (((duc va) or (thuc day)))) hanh vi cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ban ky nang o hoc. lieu va tham ((xac va) OR (((duc va) OR (thuc day)))) hanh vi cua te.
• Adding a wildcard symbol may retrieve word variants: tu ban ky nang o hoc. lieu va tham ((xac va) or (((duc va) or (thuc day)))) hanh vi cua te*.