Perhaps you should try some spelling variations:
thanh vi » hanh vi, thanh va, thanh ve
su sach » so sach, vu sach
sach ky » sac ky, sach y, sach ty
nang xa » nang x, lang xa, nang ma
ve cham » va cham, vu cham, ve chim
ve chat » va chat, van chat
soc gia » toc gia, hoc gia, so gia
du tren » dua tren, dau tren, duc tren
vi du » vi dum, va du, ve du

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach ky nang xa hoi. hieu ((ve cham) OR (ve chat)) soc gia thanh vi du tren~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ky nang xa hoi. hieu ((ve cham) OR (ve chat)) soc gia thanh vi du tren".
• Adding a wildcard symbol may retrieve word variants: su sach ky nang xa hoi. hieu ((ve cham) OR (ve chat)) soc gia thanh vi du tren*.