Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
thanh gia » thanh gian, thanh giang, thanh nghia
thu sach » tu sach, thuat sach, thuoc sach
vien cac » vien bach, vien dai, vien da
sach ty » sach y, sach tu, sach thu
ty nang » ky nang, ty xang, ty hang
nang xa » nang x, lang xa, nang ma
gia cua » gian cua, giau cua, gia cuc
ve cac » va cac
lo van » le van, vo van, so van
cua te » cua tu

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 ty nang xa hoi. hieu ((ve cac) OR (vien cac)) lo van thanh gia cua te~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu sach ty nang xa hoi. hieu ((ve cac) OR (vien cac)) lo van thanh gia cua te".
• Adding a wildcard symbol may retrieve word variants: thu sach ty nang xa hoi. hieu ((ve cac) OR (vien cac)) lo van thanh gia cua te*.