Perhaps you should try some spelling variations:
thien van » thi van
van thanh » ban thanh, van tuan
cua viet » ca viet, hoa viet, cua vat
van cam » van nam, van lam, van cau
xuc van » duc van, luc van, vuc van
cua tre » cua te, cuu tre, cua triet
sach v » sach va, sach y, sach vay
sach 2 » sach y
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: su ((sach v) OR (sach 2)) nang x hoi. thien van cam xuc van thanh san ((cua tre) or (cua viet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su ((sach v) OR (sach 2)) nang x hoi. thien van cam xuc van thanh san ((cua tre) OR (cua viet)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "su ((sach v) OR (sach 2)) nang x hoi. thien van cam xuc van thanh san ((cua tre) or (cua viet))".
• Adding a wildcard symbol may retrieve word variants: su ((sach v) OR (sach 2)) nang x hoi. thien van cam xuc van thanh san ((cua tre) or (cua viet))*.