Perhaps you should try some spelling variations:
nuoc sach » nguoi sach, hoc sach, cuoc cach
cam thuc » am thuc, nam thuc, cam thu
hanh de » hanh ve, hanh kem
danh di » danh du, xanh di, danh dien
cua tre » cua te, cuu tre, cua triet
sach ty » sach y, sach tu, sach thu
hieu va » lieu va, hieu qua
nang xa » nang x, lang xa, nang ma
ty nang » ky nang, ty xang, ty hang

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

• Performing a fuzzy search may retrieve terms with similar spellings: nuoc sach ty nang xa hoi. hieu va ((cam thuc) or (nam thu)) vat ((danh di) or (hanh de)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: nuoc sach ty nang xa hoi. hieu va ((cam thuc) OR (nam thu)) vat ((danh di) OR (hanh de)) cua tre.
• Adding a wildcard symbol may retrieve word variants: nuoc sach ty nang xa hoi. hieu va ((cam thuc) or (nam thu)) vat ((danh di) or (hanh de)) cua tre*.