もなんともない => Not A at all N1
Adjectival, Descriptions
ことはない => Not necessary N3
Needs, Requirement
でなくてなんだろう => It's definitely A (and not something else) N1
Information, Report
っこない => A is definitely not possible N2
Potential, Possibility
ことになる => To decide that A N4
Causative, Passive, Volitional
どんなに => No matter how (much) A, B , B is Result N3
Adjectival, Description
ことなく => Without doing A once (expressed strongly) N2
Will, Decision, “Doing”
どころではない => Its not A N2
Contrast,Surprise
ことなしには => Without doing A, B N1
Conditional, While
に[反「はん」]して/に[反「はん」]し/に[反「はん」]する/に[反「はん」]した => In contrast to A N2
Contrast,Surprise
どんなに~うが => No matter what A, no matter how A N1
Miscellaneous
に[越「こ」]したことはない => It's better if A, it's better if it's A N1
Comparison/ Exchange