sentences:  The merger occurs in the vast majority of Modern English accents; whether the outcome is monophthongal or diphthongal depends on the accent.The traditional phonetic transcription for General American and earlier Received Pronunciation in the 20th century is , a diphthong.But in a few regional accents, including some in Northern England, East Anglia and South Wales, the merger has not gone through (at least not completely), so that pairs like "toe" and "tow", "moan" and "mown", "groan" and "grown", "sole" and "soul", "throne" and "thrown" are distinct.