それはそうと => By the way N2
Miscellaneous
そうだ => Seem, like… N4
Situations and Experiences
そうにない => N2
Potential, Possibility
ね => Requests confirmation from the listener N5
Particles
かねない => Afraid that N2
Potential, Possibility
ねばならない => Must A N2
Needs, Requirements
に[沿「そ」]って/に[沿「そ」]い/に[沿「そ」]う/に[沿「そ」]った => Along with A; In line with A N2
Based, Focused, Depending on
[兼「か」]ねて => Also for the purpose of A N1
Miscellaneous
に[相違「そうい」]ない => No doubt N2
Information, Report
そういえば => Speaking of .., A by the way, A; N2
Considering, Concerning
その[上「うえ」] => Not only A, but B (as well) N3
Not only, Not even
そうもない => The chances of A are very low N1
Potential, Possibility