確かに => surely, certainly ~ N3
させてください/させてもらえますか/させてもらえませんか => please let me do N3
しかしながら => however, nevertheless N2
Things do not match the prediction
いささか => a bit N3
Evaluate
かしら => I wonder (feminine) N4
…し, …から => Because... moreover... so... N4
Cause, reason
...し, ...し, ...から => and; and what's more ~ (emphasis) N4
Line up, list
もしかしたら…か => perhaps; maybe; perchance; by any chance ~ N4
Speculation
にしてからが => Even... N1
Demonstrate by example
なにかしら => I wonder (feminine) N4
Vague
... からして => judging from; based on N2
Base, base
ないかしら => I wonder (feminine) N4
Aspiration