Discourse Particles for Mandarin - What's It Going to Say?

Nege was purely just a hesitation marker, but according to this paper it looks like it actually does other things as well. Bois means something different in every square mile of the Spanish-speaking world. I think there are also uses within a sentence rather than front-ditter or alone that are a little bit different. So maybe we need a linguistically aware native speaker to try to figure out for us.