どの => which N5
どうせ (のこと) だから => Because eventually have to ... N3
Invite and advise
どうも => Confused, bewildered N3
Emphasize
どうも => Not sure... N3
Vague
どのくらい => how long N5
など~ものか => No way... N3
Position, perspective
どうやって => how N5
どうも => Used to greet N5
How to say the beginning
かどうか => whether or not ~ N4
どうもない => No problem N3
Confirm
どうせ… (の) なら => anyhow; in any case; at any rate; after all; no matter what N3
Invariant
てもどうなるものでもない => It's no use; can't do anything N3
Invariant