How does the contact mode e.g. The Contracts ID in Hitman: trilogy work.

This can be a spoiler free publish I don't speak in regards to the names of ranges, who the targets are or cutscene particulars I'm simply asking for assist not right here to break something:

Hello all my title is Michael Fuery and I've wish to ask the group for assist with hitman trilogy, I began taking part in hitman once more a couple of months in the past when the trilogy was immediately added to Xbox sport go and accomplished the marketing campaign story throughout all hitman 2 and three video games I began from hitman 2 as I'd already accomplished hitman 1 story within the 2016 sport, anyway now that I've completed all story ranges on the bottom troublesome I now was trying to full hitman mastery challenges involving the Silent murderer rank and max degree on each degree to and I stumbled throughout a number of YouTube movies with kill everybody challenges within the hitman trilogy however they the place in contacts mode with the contracts ID displayed within the title however once I tried to sort the displayed ID phrase for phrase, quantity for quantity the sport doesn't present the identical contract that I used to be within the video so may somebody please clarify to me how the Contracts ID really works within the trilogy and the place I is perhaps going improper I'll hyperlink the movies I'm speaking about. https://youtube.com/playlist?listing=PL-QE6yXxbcNJLk7iJWnpytT8cW_1FzNM5

https://youtube.com/playlist?listing=PL-QE6yXxbcNJOAJ6ajQSsa7oPpFpiDvMb