確かに => surely, certainly ~ N3
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」]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
かなにか => or something N4
Demonstrate by example
なかなか => very; quite; pretty; rather; just not ~ N3
にほかならない/からにほかならない => nothing but; none other than ~ N2
…か…ないか => whether... or not N2
Doubt
[事「こと」]ができる => Be able to A; can do A, Can A; be possible to A; N4
Causative, Passive, Volitional
かなんか => ...Or something like that... N3
Vague
じゃないか / ではないか => right? isn't it? N3
Confirm
なんか/なんて/など => give examples N3