Respectfully, are you sure you have a full grasp on what that word means? I mean I wouldn’t blame you, since English likely isn’t your first language, but I do notice you throw around that word quite a bit, even(especially) when there is none being shown…
On another note, to check which liveries have been suggested or not, you can check out this page right here(shoutout to the wiki editors). Or you can simply search it up in the search tab. Or, If you were to try to make the suggestion yourself, there’s a tab that will pop up that shows similar already existing requests, to prevent duplicate suggestions.