[事「こと」]だ => A is necessary/good (offering advice/suggestion) N3
Needs, Requirement
の[上「うえ」]では => As… N4
Situations and Experiences
[上「あ」]げる => Just finished/completed A N3
Time, Situation
[上「うえ」]で => A done then B N2
Information, Report
[上「うえ」]に => Not only A, but B as well N2
(Not)only, (Not) even
その[上「うえ」] => Not only A, but B (as well) N3
Not only, Not even
[上「うえ」]は => Because of A, B can't be helped/is expected N2
Reason, Result, Response
[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
[以上「いじょう」] => Because of A, B (is an expected/natural result), Now that A, B, More than (or including) A , More than (or including) A N2
Reason, Result, Response