Perhaps you should try some spelling variations:
lang mai » lang dai, lang hai, lang man
mai khoa » tai khoa, may khoa, dai khoa
hanh tai » thanh tai, hang tai, han tai
hanh voi » hanh vi, hanh noi, hanh moi
cham xuc » cam xuc, chat xuc, cham soc
tu sach » thu sach, su sach, te sach
hanh va » hang va, hanh vi
cuu tre » cua tre, cau tren, cau treo
sach ky » sac ky, sach y, sach ty
ve cham » va cham, ve chat, vu cham
hieu ve » hieu va, hieu van
ky lang » ky nang, ky dang, ky tang
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 sach ky lang mai khoa. hieu ve cham xuc va ((((hanh voi) or (hanh tai))) or (hanh va)) cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ky lang mai khoa. hieu ve cham xuc va ((((hanh voi) OR (hanh tai))) OR (hanh va)) cuu tre.
• Adding a wildcard symbol may retrieve word variants: tu sach ky lang mai khoa. hieu ve cham xuc va ((((hanh voi) or (hanh tai))) or (hanh va)) cuu tre*.