てもらえるか => Could you please...? N4
Benefit
~にたえる (耐える)    => bear doing ~ N1
と考えられる/と考えられている => one can think that; it is conceivable that; considered ~ N2
とみえて/とみえる => It seems that ~ N1
みえる => it seems that ~ N4
...かえる (換える) => to change; to alter; to transform; to convert; to turn N3
Result status
てもらえるとありがたい => grateful, thankful if... N4
Emphasize
てやってもらえるか => Could you please... help me? N4
Suggestion
さえ...たら => Just...is enough N3
Conditions (sufficient conditions)
もらえまいか => Help... N2
Benefit
... と考えられている => one can think that; it is conceivable that; considered ~ N2
Confirm
... ものと考えられる => one can think that; it is conceivable that; considered ~ N2
Of course