Perhaps you should try some spelling variations:
thien van » thi van
lam duoc » nam duoc, luat duoc, lam thuoc
lang van » tang van, hoang van, giang van
dang van » hoang van, hang va
te sach » toc sach
hang ca » hang va, hang tai, hang dau
duoc va » nuoc va, duc va, duoc ma
van lam » van nam
sach ty » sach y, sach tu, sach thu
cua tre » cua te, cuu tre, cua triet

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ty ((lang van) OR (dang van)) hoi. thien van lam duoc va ((hang ca) or (nang cao)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty ((lang van) OR (dang van)) hoi. thien van lam duoc va ((hang ca) OR (nang cao)) cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ty ((lang van) OR (dang van)) hoi. thien van lam duoc va ((hang ca) or (nang cao)) cua tre".
• Adding a wildcard symbol may retrieve word variants: te sach ty ((lang van) OR (dang van)) hoi. thien van lam duoc va ((hang ca) or (nang cao)) cua tre*.