How to made this sounds

[FIkcja]

Hello everyone

I'm asking you how to create sounds:

bass midi - 00:15 - 00:30
Please correct me, Below is my mid bass..
https://krakenfiles.com/view/awIZOiviel/file.html

Pluck sound and midi - 00:00 - 00:15
Please correct me, Below is my mid pluck..
https://krakenfiles.com/view/gRrat3X2h4/file.html

Pad / Reese sound and midi - 00:00 - 00:15
Please correct me, Below is my mid..
https://krakenfiles.com/view/1rkCxafgup/file.html

Melody sound and midi - 01:53 - ....

I mainly use synth such as: serum, vital...

https://www.youtube.com/watch?v=_A-nNWgLE5I