Perhaps you should try some spelling variations:
thu sach » thuat sach, thuoc sach, thu hoach
qua chat » qua nhat, qua cham, luan chat
chat xuc » chat huu, cam xuc, chao xu
tu sach » su sach, te sach, tu cach
nang xa » nang x, lang xa, nang ma
sang ma » tang ma, nang ma, sang tao
han tri » han tai, van tri, thanh tri
xuc va » duc va, tuc va, luc va
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) or (thu sach)) ky ((nang xa) or (sang ma)) hoi. hieu qua chat xuc va han tri va thiet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (thu sach)) ky ((nang xa) OR (sang ma)) hoi. hieu qua chat xuc va han tri va thiet.
• Adding a wildcard symbol may retrieve word variants: ((tu sach) or (thu sach)) ky ((nang xa) or (sang ma)) hoi. hieu qua chat xuc va han tri va thiet*.