English example sentences with "diphthongs"

I think it might be useful if you could add how to output the diphthongs (with small ya/yu/yo) and geminate consonants (with small tsu).
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Many among us are not familiar with diphthongs but they are found in every phrase, sentence and paragraph. Question: How important are they in the Zamboangueño Chavacano language and what does "diphthong" mean? Answer: They are very important! Diphthongs are combinations of two vowels pronounced together in the same syllable, which produce a new distinct sound.
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How many vowels does English have? If you said five, you were wrong. Standard British English has twelve, not counting diphthongs.
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English is difficult to pronounce because of its ambiguous vowels and diphthongs and consonantal clusters. Is it really suitable as an international language?
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I do not really prefer English text. The badly distorted grapheme-to-phoneme relationships are really ugly. Silent letters, double letters, distorted diphthongs, awkward letter sequences, mumbled syllables, etc. are really disorganization. Because, being a linguist, I can compare with other languages, I am aware of these things.
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