(Q1)<br/><br/>Take <b>what</b> you want. (what = the thing that)<br/><br/>Take <b>whatever</b> you want. (whatever = anything that)<br/><br/>Are there any difference between them?<br/><br/>(Q2)<br/><br/><u>All what</u> you say is certainly true. (All what = All the thing(s) that)<br/><br/>Is this correct? thanks so much