Perhaps you should try some spelling variations:
thanh dai » thanh hai, thanh tai, thanh dat
ban thanh » ban hanh, ban hang
tu cach » tu cac
suc ban » suc ben, duc ban, cuc ban
cao suc » cao su, cao duc
hieu ve » hieu va, hieu van
mai hoi » mai khoi, dai hoi, lai hoi
so sach » so sanh, bo sach, co sach
ma hoi » xa hoi, ma hoa, me hoi
ve cao » va cao, ve bao, ve cac
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: ((tu cach) or (so sach)) ky nang ((ma hoi) or (mai hoi)). hieu ve cao suc ban thanh dai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu cach) OR (so sach)) ky nang ((ma hoi) OR (mai hoi)). hieu ve cao suc ban thanh dai cua te.
• Adding a wildcard symbol may retrieve word variants: ((tu cach) or (so sach)) ky nang ((ma hoi) or (mai hoi)). hieu ve cao suc ban thanh dai cua te*.