Perhaps you should try some spelling variations:
hieu van » hieu va, thien van, lieu va
cham xuc » cam xuc, chat xuc, pham duc
tu sach » thu sach, su sach, te sach
sach ky » sac ky, sach y, sach ty
ky lang » ky nang, ky dang, ky tang
lang xa » lang ha, dang xay, lang van
han tri » han tai, van tri, thanh tri
va han » va phan, van han, va hanh
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: tu sach ky lang xa hoi. hieu van ((cham xuc) OR (cham soc)) va han tri va thiet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ky lang xa hoi. hieu van ((cham xuc) OR (cham soc)) va han tri va thiet".
• Adding a wildcard symbol may retrieve word variants: tu sach ky lang xa hoi. hieu van ((cham xuc) OR (cham soc)) va han tri va thiet*.