Perhaps you should try some spelling variations:
te sach » toc sach
sach ty » sach y, sach tu, sach thu
hanh va » hanh vi
cua tre » cua te, cuu tre, cua triet
cam suc » cam xuc, cao suc
hieu ve » hieu va, hieu van
hang xa » hoang xa, hang ca, lang xa
ty hang » ly hang, ty xang, thi hang

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 hang xa hoi. hieu ve ((cam suc) or (cham soc)) manh ((hanh va) OR (hang va)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty hang xa hoi. hieu ve ((cam suc) OR (cham soc)) manh ((hanh va) OR (hang va)) cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ty hang xa hoi. hieu ve ((cam suc) or (cham soc)) manh ((hanh va) OR (hang va)) cua tre".
• Adding a wildcard symbol may retrieve word variants: te sach ty hang xa hoi. hieu ve ((cam suc) or (cham soc)) manh ((hanh va) OR (hang va)) cua tre*.