1) wat dus dis say?

Don't have a clue I am an English expert
what does it say?
what does this say?
what?

2) em i mkin snse

no
yes
what?
I don't know.. are you?
am i making sense

3) wat maks da winmil spn

I dont know
what?
nothing
what makes the windmill spin

4) how r u? not bad.wubu2? nm

what?
how are you? not bad. what you been up too? not much/nothing much
ok...

5) is dis slang?

Yes
No
Maybe
could be
you tell me
what?

6) done

Yes
No

7) no more questions

Yes
No

8) bye

Yes
No

9) cya

Yes
No
bye

10) orebwa

Yes
No
you cant spell