ことになる => To decide that A N4
Causative, Passive, Volitional
ことになっている => Plan, rule, decide N2
Information, Report
ことのないように => So as not to A N1
Will, Decision, Doing
ようになる/なくなる => Become… N3
Time, Situation
ことにする => Decide to N4
Causative, Passive, Volitional
ことはない => Not necessary N3
Needs, Requirement
たことがある => Have done A before N4
Situations and Experiences
ということは => A In other words, B; A Oh, so B N2
Adjectival, Descriptions
ところを/ところに/ところへ => At time/situation A N2
Information, Report
ことがある => There are times when A (occurs/exists) N4
Situations and Experiences
ことなく => Without doing A once (expressed strongly) N2
Will, Decision, “Doing”
ことなしには => Without doing A, B N1
Conditional, While