Perhaps you should try some spelling variations:
thanh tri » thanh tra, thanh tai, chinh tri
thu sach » tu sach, thuat sach, thuoc sach
van chat » cao chat
va thanh » gia thanh, ban thanh, va tinh
sach ky » sac ky, sach y, sach ty
nang ma » tang ma, sang ma, nang cao
ve cham » va cham, ve chat, vu cham
ma hoi » mai hoi, xa hoi, ma hoa
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 ma hoi. hieu ((ve cham) or (van chat)) xuc va thanh tri va thiet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach ky nang ma hoi. hieu ((ve cham) OR (van chat)) xuc va thanh tri va thiet.
• Adding a wildcard symbol may retrieve word variants: thu sach ky nang ma hoi. hieu ((ve cham) or (van chat)) xuc va thanh tri va thiet*.