Union
$$A \cup B =$$
{ concentration, conduct, define, deliver, develop, discover, effort, livelihood, mindfulness, resolve, speech, view }
Symmetric Difference
$$A \ominus B =$$
{ concentration, conduct, define, deliver, develop, discover, effort, livelihood, mindfulness, resolve, speech, view }
Difference
$$B - A =$$
{ concentration, conduct, effort, livelihood, mindfulness, resolve, speech, view }
Cartesian Product
$$A \times B =$$
{ (define, concentration),
(define, conduct),
(define, effort),
(define, livelihood),
(define, mindfulness),
(define, resolve),
(define, speech),
(define, view),
(deliver, concentration),
(deliver, conduct),
(deliver, effort),
(deliver, livelihood),
(deliver, mindfulness),
(deliver, resolve),
(deliver, speech),
(deliver, view),
(develop, concentration),
(develop, conduct),
(develop, effort),
(develop, livelihood),
(develop, mindfulness),
(develop, resolve),
(develop, speech),
(develop, view),
(discover, concentration),
(discover, conduct),
(discover, effort),
(discover, livelihood),
(discover, mindfulness),
(discover, resolve),
(discover, speech),
(discover, view) }