これだけ … のだから ... => To this extent... N2
Emphasis on degree
それなのに => and yet; despite this; but even so ~ N2
これ/それ/あれ => this/that N5
Spatial relations
それなのに => Even though A, (unexpected result) B N2
Contrast,Surprise
... ものと考えられる => one can think that; it is conceivable that; considered ~ N2
Of course
のを忘れた => to forget; to leave carelessly; to be forgetful of; to forget about N4
(のこと)となれば => when it comes to; in such a case; if that happens N2
Story topic
~すればいいものを => if only (someone) would do (something), should have done (something) N1
Criticize
この / その / あの => this / that N5
Spatial relations
... ものと考えられている => one can think that; it is conceivable that; considered ... N2
Of course
…ものと考えられている => one can think that; it is conceivable that; considered ... N2
Of course
~かれ~かれ      => sooner or later; more or less N1