[必要「ひつよう」]はない => It is not necessary for A to be done N2
Needs, Requirements
~[前「まえ」]に => Before N/Vる(occurs/happens) N5
Time
[要「よう」]するに => A. In short/put simply, B N2
Adjectival, Descriptions
[事「こと」]だ => A is necessary/good (offering advice/suggestion) N3
Needs, Requirement
に[限「かぎ」]った[事「こと」]ではない => It's not limited to A, it's not only A N1
Degree/ Level/Amount
[事「こと」]ができる => Be able to A; can do A, Can A; be possible to A; N4
Causative, Passive, Volitional
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
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
に => In, at N N5
Particles
に[基「もと」]づいて/に[基「もと」]づき/に[基「もと」]づく => Based on A N2
Based, Focused, Depending on
そうにない => N2
Potential, Possibility
ため(に) => For, because… N4
Cause and Effect