Perhaps you should try some spelling variations:
nguoi sach » nguoi san, nuoc sach
cau phuc » cau truc, chau phu, huu phuc
dua tren » dung tren
xanh tai » hanh tai, anh tai, vanh tai
phuc van » thuc van, phuc va, chuc van
hieu ve » hieu va, hieu van
sach lo » sach dao, sach doi, sach hoi
danh di » danh du, xanh di, danh dien
nang xa » nang x, lang xa, nang ma
lo nang » ho nang, ly nang, loai nang
ve cau » ke cau, va cau, ve cac
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: nguoi sach lo nang xa hoi. hieu ve cau phuc van ((danh di) or (xanh tai)) ((dua tren) or (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: nguoi sach lo nang xa hoi. hieu ve cau phuc van ((danh di) OR (xanh tai)) ((dua tren) OR (cua te)).
• Adding a wildcard symbol may retrieve word variants: nguoi sach lo nang xa hoi. hieu ve cau phuc van ((danh di) or (xanh tai)) ((dua tren) or (cua te))*.