そうだ => Seem, like… N4
Situations and Experiences
それはそうと => By the way N2
Miscellaneous
かのようだ => It's as if A N2
Adjectival, Descriptions
そうにない => N2
Potential, Possibility
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
だろう => Probably A N4
Sentence Endings
に[相違「そうい」]ない => No doubt N2
Information, Report
そばから => As soon as A, B N1
Time, Situation
ようだ => Looks as if A N3
Adjectival, Description
ようだ => Looks as if A N4
Situations and Experiences
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