ところを/ところに/ところへ => At time/situation A N2
Information, Report
こととて => Because A N1
Reason, Result, Response
ところ => Have done N4
Situations and Experiences
こと => Do A (command) N2
Will, Decision, “Doing”
ことはない => Not necessary N3
Needs, Requirement
ことにする => Decide to N4
Causative, Passive, Volitional
ところだった => About to… N3
Will, Decision, Doing
ことになる => To decide that A N4
Causative, Passive, Volitional
ことは~が => Although A is true, C N3
Contrast
ことなく => Without doing A once (expressed strongly) N2
Will, Decision, “Doing”
たことがある => Have done A before N4
Situations and Experiences
ことなしには => Without doing A, B N1
Conditional, While