Perhaps you should try some spelling variations:
nang van » dang van, tang van, lang van
vu sach » vu bach, su sach, vu khach
xanh di » danh di, vanh dai, xanh tai
ve cham » va cham, ve chat, vu cham
hieu ve » hieu va, hieu van
cua tre » cua te, cuu tre, cua triet
van hoc » van hoa
luc va » tuc va, loc va
vu san » va san, vu ban
di cua » dai cua, doi cua, de cua

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) or (vu san)) ky nang van hoc. hieu ve cham ((luc va) OR (duc va)) xanh di cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((vu sach) OR (vu san)) ky nang van hoc. hieu ve cham ((luc va) OR (duc va)) xanh di cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((vu sach) or (vu san)) ky nang van hoc. hieu ve cham ((luc va) OR (duc va)) xanh di cua tre".
• Adding a wildcard symbol may retrieve word variants: ((vu sach) or (vu san)) ky nang van hoc. hieu ve cham ((luc va) OR (duc va)) xanh di cua tre*.