Perhaps you should try some spelling variations:
chat huu » pham huu
su sach » vu sach
cuu tre » cua tre, cau tren, cau treo
dan tai » van tai, dan thi, han tai
cam dan » cac dan, ca dan, nam dan
huu cam » huu lam, huu tam, huu chau
va chat » van chat, va phat, cao chat
hieu va » lieu va, hieu qua
nang xa » nang x, lang xa, nang ma
so sach » so sanh, bo sach, co sach
cua te » cua tu

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((su sach) or (so sach)) ky nang xa hoi. hieu va chat huu cam dan tai ((cuu tre) or (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sach) OR (so sach)) ky nang xa hoi. hieu va chat huu cam dan tai ((cuu tre) OR (cua te)).
• Adding a wildcard symbol may retrieve word variants: ((su sach) or (so sach)) ky nang xa hoi. hieu va chat huu cam dan tai ((cuu tre) or (cua te))*.