Union
$$A \cup B =$$
{ application, audio, example, font, honesty, image, love, message, model, multipart, purity, text, unselfishness, video }
Symmetric Difference
$$A \ominus B =$$
{ application, audio, example, font, honesty, image, love, message, model, multipart, purity, text, unselfishness, video }
Cartesian Product
$$A \times B =$$
{ (application, honesty),
(application, love),
(application, purity),
(application, unselfishness),
(audio, honesty),
(audio, love),
(audio, purity),
(audio, unselfishness),
(example, honesty),
(example, love),
(example, purity),
(example, unselfishness),
(font, honesty),
(font, love),
(font, purity),
(font, unselfishness),
(image, honesty),
(image, love),
(image, purity),
(image, unselfishness),
(message, honesty),
(message, love),
(message, purity),
(message, unselfishness),
(model, honesty),
(model, love),
(model, purity),
(model, unselfishness),
(multipart, honesty),
(multipart, love),
(multipart, purity),
(multipart, unselfishness),
(text, honesty),
(text, love),
(text, purity),
(text, unselfishness),
(video, honesty),
(video, love),
(video, purity),
(video, unselfishness) }