Perhaps you should try some spelling variations:
tinh dinh » trinh dinh, tinh ninh, tinh binh
mon hoc » toan hoc, dong hoc
va tham » van tham, va thanh, va thuat
va cham » va chat
va tinh » may tinh
dinh cu » dinh cuu, dinh chuc, dinh chau
loc va » hoc va, luc va
cu tre » cu tren, cua tre, cuu tre

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu cac ky nang ((mon hoc) or (x ho)). hieu ((va tham) or (va cham)) loc va tinh dinh cu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu cac ky nang ((mon hoc) OR (x ho)). hieu ((va tham) OR (va cham)) loc va tinh dinh cu tre.
• Adding a wildcard symbol may retrieve word variants: tu cac ky nang ((mon hoc) or (x ho)). hieu ((va tham) or (va cham)) loc va tinh dinh cu tre*.