ましょう => let's ~; shall we ~ N5
これいじょう…は ... => No... more N2
Limit, limit
でしょう/でしょうか => Is that right? ask a question in a polite way N5
でしょう => perhaps, I assume, I believe N4
Speculation
てもよろしいでしょうか => May I... N4
Allow
でしょう   => I think; it seems; probably; right? N5
Confirm
ちょっとした ... => Just simply ..., nothing special (downplaying) N3
Description
でしょう/だろう => right?, isn't it?, correct? N4
~ましょう。 => Let's (together), Shall I/we…? N5
Verb suffixes
...し, ...し, (それで) ... => Because... and..., so... N4
List
ちょっとした ... => quite a bit; somewhat (Positive review) N3
Evaluate
これいじょう ... は…ない => There's no more... than this N2
The highest (comparative) level