In the search bar, type like:

peanutbutter user:me is:q

... and you'll find all your questions where the keyword "peanutbutter" appears.

To get all your answers with the keyword, type is:a

In the search bar, type:

<keyword> user:me is:q

... and you'll find all your questions where the keyword appears (your user number appears automatically)

To get all your answers with the keyword, type is:a

In the search bar, type like:

peanutbutter user:me is:q

... and you'll find all the questions you asked where the keyword "peanutbutter" appears.

To find the answers, change is:q to is:a.

In the search bar, type like:

peanutbutter user:me is:q

... and you'll find all your questions where the keyword "peanutbutter" appears.

To get all your answers with the keyword, type is:a