~からなる(成る)      => Consists of; formed to N2
[事「こと」]だ => A is necessary/good (offering advice/suggestion) N3
Needs, Requirement
事と次第によって => Depending on the progress of the situation N2
How to say the beginning
[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[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
... るとか ... るとか => それとも... または N4
Demonstrate by example
ことによると / ばあいによると => perhaps, ... N3
Base, base
ともすると => Perhaps, maybe N3
Base, base
~たると ... たるとをとわず => regardless of; irrespective of; no matter~ N1
Simultaneously
とする => Suppose (assumption) N3
Condition (hypothetical condition)
... こととする => to decide on N2
Speculation
ことがある/こともある => there are times when N5