The document lists and defines common literary techniques used to analyze plays, including allegory, allusion, didactic elements, ellipses, figurative language, gaps and silences, humor, levels of language usage, linear and non-linear structures, personification, setting, simile, symbolism, theme, and tone. These techniques include elements like double meanings, references, moral messages, pauses, sound devices, what isn't said, types of humor, language styles, chronological order, human traits given to objects, locations, comparisons, symbolic objects, central ideas, and feelings conveyed through word choice.