Perhaps you should try some spelling variations:
nham thuc » nhan thuc, nam thuc, nham thu
thanh hai » thanh phan, thanh hoa, thanh san
thuc ban » thuoc ban, thuc dan, thu ban
nhanh ha » thanh hoa, khanh hoa, nhan va
su triet » su viet, su tien, ve triet
so sach » so sanh, bo sach, co sach
sach ky » sac ky, sach y, sach ty
cao hoi » cau hoi, co hoi, cao hoc
hieu ve » hieu va, hieu van
ve nham » ve nha, ve cham

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

• Performing a fuzzy search may retrieve terms with similar spellings: so sach ky nang cao hoi. hieu ve nham thuc ban ((nhanh ha) OR (thanh hai)) su triet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "so sach ky nang cao hoi. hieu ve nham thuc ban ((nhanh ha) OR (thanh hai)) su triet".
• Adding a wildcard symbol may retrieve word variants: so sach ky nang cao hoi. hieu ve nham thuc ban ((nhanh ha) OR (thanh hai)) su triet*.