なければならない => Must do A; have to A N4
Can, Should, Must
~ば => If~ N4
Conditional
ばこそ => Because of A N1
Reason, Result, Response
とあれば => If A N1
Conditional, While
ば~ほど => The more A, C N3
Degree. Level, Amount
ばかりに => Because A, B N2
Reason, Result, Response
ねばならない => Must A N2
Needs, Requirements
かけの/かけだ => B in the middle of A; half-A B N3
Time, Situation
そばから => As soon as A, B N1
Time, Situation
だけど => A, however/but B N3
Contrast
んばかり => Seems like A, Seems as if A N1
Adjectival, Descriptions
ばかりか => Not only A, but B as well N3
Not only, Not even