Perhaps you should try some spelling variations:
thanh tai » thanh hai, thanh toan, doanh tai
thu sach » tu sach, thuat sach, thuoc sach
nang mai » nang ma, nang tai, lang mai
cham xuc » cam xuc, chat xuc, cham soc
hanh tai » hang tai, han tai, hinh tai
sach ky » sac ky, sach y, sach ty
mai hoi » mai khoi, dai hoi, lai hoi
hieu va » lieu va, hieu qua
va cham » va chat, va tham
xuc va » duc va, tuc va, luc va
thiet » thieu

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 ky nang mai hoi. hieu va cham xuc va ((((hanh tai) or (thanh tai))) or (hanh vi)) va thiet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach ky nang mai hoi. hieu va cham xuc va ((((hanh tai) OR (thanh tai))) OR (hanh vi)) va thiet.
• Adding a wildcard symbol may retrieve word variants: thu sach ky nang mai hoi. hieu va cham xuc va ((((hanh tai) or (thanh tai))) or (hanh vi)) va thiet*.