Add punctuation: 9704 Postage or revenue stamps stamppostmarks firstday covers postal stationery stamped paper and the like used or unused other than those of heading 4907 9704 00 00
A: 97.04 Postage or revenue stamps, stamp-postmarks, first-day covers, postal stationery (stamped paper), and the like, used or unused, other than those of heading 4907 9704 00 00

Add punctuation: Some X3DZ file extension formats can be opened in binary format only
A: * Some X3DZ file extension formats can be opened in binary format only.

Add punctuation: ABIE1D Unemployed in per cent of the labour force by ancestry country of origin age and sexDISCONTINUED
A:
ABIE1D: Unemployed in per cent of the labour force by ancestry, country of origin, age and sex(DISCONTINUED)