Cch.7z.004
: If the "cch" refers to the Wolters Kluwer CCH tax software, your paper might be about tax database management or proprietary data formats. 0001193125-10-114635.txt - SEC.gov
: Indicates that this is the fourth segment of a larger file that has been split into smaller pieces for easier storage or transfer. cch.7z.004
... NEC [6029] IRS NUMBER: 000000000 FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 424B2 SEC ACT: 1933 Act SEC FILE NUMBER: 333- 0001193125-10-114635.txt - SEC.gov : If the "cch" refers to the Wolters
: The efficiency and structure of the LZMA/LZMA2 algorithms used by 7-Zip. cch.7z.004