Perhaps you should try some spelling variations:
chat phuc » thuat phuc, khac phuc, chat huu
hieu van » hieu va, thien van, lieu va
van chat » cao chat
vu sach » vu bach, su sach, vu khach
sach ky » sac ky, sach y, sach ty
nang xa » nang x, lang xa, nang ma
cam dan » ca dan, nam dan, cay dan
cuu tre » cua tre, cau tren, cau treo
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: vu sach ky nang xa hoi. hieu van chat phuc ((cam dan) or (cac dan)) vai ((cuu tre) or (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sach ky nang xa hoi. hieu van chat phuc ((cam dan) OR (cac dan)) vai ((cuu tre) OR (cua te)).
• Adding a wildcard symbol may retrieve word variants: vu sach ky nang xa hoi. hieu van chat phuc ((cam dan) or (cac dan)) vai ((cuu tre) or (cua te))*.