fragment; jag; sippet; snippet; excerpt(Alek Zhuk); fragment(1. уцелевшая часть произведения искусства, отрывок текста; 2. отдельная часть, отрывок какого-либо композиционного целого); chunk(For example, when announcers begin talking about a programme which is about to start, they usually say ‘Coming up next is…'. In this situation, ‘coming up next' is a chunk of language – a phrase or group of words which you hear together all the time. BBC Alexander Demidov); shard(напр., глиняного сосуда Pickman); cantle; shiver(Vadim Rouminsky); bit(suburbian)
snip(Text, graphics, and any associated annotations captured by using Snipping Tool); fragment(A subtree of UI Automation elements within a host framework such as a window)
XML fragment(Lines of text that adhere to XML tag rules, but do not have a Document Type Definition (DTD) or schema, processing instructions, or any other header information)
bits and pieces(чего-л., напр. жизни, памяти (в контексте) • We construct our identities from bits and pieces, from half-understood memories and fragments of old snapshots.Valeriia21)
vestige(Generally implies something left over, a remnant of something that used to exist (comment by Liv Bliss) • The vestige of an old fortress.VLZ_58)