Perhaps you should try some spelling variations:
thien van » thi van
hanh lai » hanh lam, hanh tai, thanh lap
van hanh » van thanh, ban hanh, van anh
dang xay » dang van, van xay
te sach » toc sach
lai cho » lai chau, bai choi, lai cuoc
xuc van » duc van, luc van, vuc van
hieu ve » hieu va, hieu van
sach ty » sach y, sach tu, sach thu
lang xa » lang ha, lang van
cho tre » cho thue, khoe tre

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 xa) OR (dang xay)) hoi. ((hieu ve) or (thien van)) cam xuc van hanh lai cho tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty ((lang xa) OR (dang xay)) hoi. ((hieu ve) OR (thien van)) cam xuc van hanh lai cho tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ty ((lang xa) OR (dang xay)) hoi. ((hieu ve) or (thien van)) cam xuc van hanh lai cho tre".
• Adding a wildcard symbol may retrieve word variants: te sach ty ((lang xa) OR (dang xay)) hoi. ((hieu ve) or (thien van)) cam xuc van hanh lai cho tre*.