にわたって/にわたり => Over the course of A (continuous action), Throughout A N2
Time, Situation
めったにない => Rarely N3
Degree. Level, Amount
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
にあたって/にあたり => At the time of A (which starts now).., on the occasion of A N2
Time, Situation
にいたって => As for A, when it comes to the example A N1
Considering/ Concerning
したがって => Because of A, B N2
Reason, Result, Response
にとって => As for A N3
Considering, Concerning
にあって => During time/situation A N1
Time, Situation
にしたがって => As A changes, B changes (in response to A), In accordance with A N2
Information, Report
ことになっている => Plan, rule, decide N2
Information, Report
に[答「こた」]えて => In response to A N2
Reason, Result, Response
ところだった => About to… N3
Will, Decision, Doing