Yes, I believe that all of that is AMT. The conventional is the "Movin On" W925, but any on the AMT W925 instructions should do. The COE is the AMT Kenworth K123, the van is the AMT Exterior Port Van, and the other trailer is the AMT Livestock trailer.
Your best chance for instructions is here: https://public.fotki.com/modeltrucks25thscale/ Check under Model Kits Archives under AMT, AMT/Ertl, & AMT/Matchbox.