Perhaps you should try some spelling variations:
trinh thai » trinh tai, trinh thi, tinh thai
thu sach » tu sach, thuat sach, thuoc sach
va trinh » van trinh, va tinh, lap trinh
thai cua » than cua, tai cuc, tri cua
sach tu » sach thu, cach tu, sach ty
lang xa » lang ha, dang xay, lang van
hieu va » lieu va, hieu qua
cua tre » cua te, cuu tre, cua triet
va cam » va cham, va cac, va cao
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: thu sach tu ((hang va) or (lang xa)) hoi. hieu va cam xuc va trinh thai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach tu ((hang va) OR (lang xa)) hoi. hieu va cam xuc va trinh thai cua tre.
• Adding a wildcard symbol may retrieve word variants: thu sach tu ((hang va) or (lang xa)) hoi. hieu va cam xuc va trinh thai cua tre*.