Perhaps you should try some spelling variations:
cao chao » chao chao, cao chat, cao cho
hieu cao » chieu cao, hieu cac, hieu ca
hanh de » hanh ve, hanh kem
sach ly » sach y, sach lo, sach ty
vu sach » vu bach, su sach, vu khach
nang xa » nang x, lang xa, nang ma
sang ma » tang ma, nang ma, sang tao
cua tre » cua te, cuu tre, cua triet
vu van » tu van
de cua » le cua, te cua, dieu cua
vu va » tu va, su va

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 ly ((nang xa) or (sang ma)) hoi. hieu cao chao ((vu va) or (vu van)) hanh de cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sach ly ((nang xa) OR (sang ma)) hoi. hieu cao chao ((vu va) OR (vu van)) hanh de cua tre.
• Adding a wildcard symbol may retrieve word variants: vu sach ly ((nang xa) or (sang ma)) hoi. hieu cao chao ((vu va) or (vu van)) hanh de cua tre*.