Perhaps you should try some spelling variations:
thanh dan » thanh san, thanh van, thanh dat
thi nang » thi cong, ki nang, thi hanh
sach hay » sach han, sach ha, sach nay
va thanh » gia thanh, ban thanh, va tinh
nang cam » nang cham, nang cao, nang cap
dan cua » dan ca, ban cua, dai cua
cam tuc » cam xuc, cam tu, nam thuc
sach ly » sach y, sach lo, sach luu
nang xa » nang x, lang xa, nang ma
sach ty » sach y, sach tu, sach thu
cua tre » cua te, cuu tre, cua triet
tuc va » thuc va, truc va, tuc xa

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu ((((sach ly) OR (sach hay))) or (sach ty)) nang xa hoi. thi nang cam tuc va thanh dan cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu ((((sach ly) OR (sach hay))) OR (sach ty)) nang xa hoi. thi nang cam tuc va thanh dan cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu ((((sach ly) OR (sach hay))) or (sach ty)) nang xa hoi. thi nang cam tuc va thanh dan cua tre".
• Adding a wildcard symbol may retrieve word variants: thu ((((sach ly) OR (sach hay))) or (sach ty)) nang xa hoi. thi nang cam tuc va thanh dan cua tre*.