Replace copy-pasted hasLetter/containsDigit/containsSpace/containsNonLatin checks across 9 loaders with a single isJunkWord() call. SCOWL and CEDICT keep their own filtering for valid reasons (SCOWL rejects hyphens/apostrophes, CEDICT handles non-Latin Chinese characters). Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>