Perhaps you should try some spelling variations:
thanh mang » thanh hang, hanh mang, nhanh mang
hieu hieu » hien hieu, hieu hien, thien hieu
hieu cac » hieu luc, hieu va, hieu van
mang cua » manh cua, dung cua, ban cua
su sach » so sach, vu sach
sach ky » sac ky, sach y, sach ty
lo van » le van, vo van, so van
cua te » cua tu
x hoi » xa hoi, o hoi, x ho
lo va » lao va, ly va, le va

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 x hoi. hieu hieu cac ((lo va) OR (lo van)) thanh mang cua te~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ky nang x hoi. hieu hieu cac ((lo va) OR (lo van)) thanh mang cua te".
• Adding a wildcard symbol may retrieve word variants: su sach ky nang x hoi. hieu hieu cac ((lo va) OR (lo van)) thanh mang cua te*.