Perhaps you should try some spelling variations:
hoc sach » hoc sinh, hoc cac, hoc anh
danh vi » hanh vi, dinh vi, danh di
va danh » va dinh, va dan, va hanh
ve cham » va cham, ve chat, vu cham
cua duc » cua tuc, cua nuoc, cua quoc
van hoe » van hoa, van hoc, van hieu
y dang » ky dang, _ dang, b dang
2 dang » 2 danh, _ dang, b dang
tuc va » thuc va, truc va, tuc xa
vi cua » vai cua, di cua
ve cai » va cai, ve cac, ve tai

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc sach ((y dang) or (2 dang)) van hoe. hieu ((ve cai) or (ve cham)) tuc va danh vi cua duc~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc sach ((y dang) OR (2 dang)) van hoe. hieu ((ve cai) OR (ve cham)) tuc va danh vi cua duc.
• Adding a wildcard symbol may retrieve word variants: hoc sach ((y dang) or (2 dang)) van hoe. hieu ((ve cai) or (ve cham)) tuc va danh vi cua duc*.