Perhaps you should try some spelling variations:
ngang cho » nang cho, ngang tho, sang cho
toc sach » hoc sach, thuoc sach, nuoc sach
doc sach » hoc sach, nuoc sach, dac sac
minh vai » minh va, minh hai, minh lai
ty ngang » ly ngan, te ngan, tu ngan
cac vuc » cac nuoc, cac vung, cac cuoc
minh ai » minh hai, minh lai, minh tai
vuc van » duc van, luc van, thuc van
hieu ve » hieu va, hieu van
cho hoc » co hoc, khoa hoc
cua cau » cua cac, cua chu, cua cay
ve cac » va cac, vien cac

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((toc sach) OR (doc sach)) ty ngang cho hoc. hieu ve cac vuc van ((minh vai) OR (minh ai)) cua cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((toc sach) OR (doc sach)) ty ngang cho hoc. hieu ve cac vuc van ((minh vai) or (minh ai)) cua cau~".
• Adding a wildcard symbol may retrieve word variants: ((toc sach) OR (doc sach)) ty ngang cho hoc. hieu ve cac vuc van ((minh vai) or (minh ai)) cua cau*.