Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
lang mai » lang dai, lang hai, lang man
thanh di » thanh doi, thanh de, thanh do
toc sach » hoc sach, doc sach, thuoc sach
nang mai » nang ma, nang tai, nang cai
soc van » hoc van, oc van, sac van
ve cham » va cham, ve chat, vu cham
hieu ve » hieu va, hieu van
cua tre » cua te, cuu tre, cua triet
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: ((te sach) or (toc sach)) ly ((nang mai) or (lang mai)) hoi. hieu ve cham soc van thanh di cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te sach) OR (toc sach)) ly ((nang mai) OR (lang mai)) hoi. hieu ve cham soc van thanh di cua tre.
• Adding a wildcard symbol may retrieve word variants: ((te sach) or (toc sach)) ly ((nang mai) or (lang mai)) hoi. hieu ve cham soc van thanh di cua tre*.