In the end of the word pronunciation - s students muted - s end word percent 74.19 into audio / Z / percent and 16.12 off a / iz / percentage 9.67 in pronunciation. - ed students muted - ed percent 41.66 pronounced / D / wrong / T / percentage 39.58 and pronounced / T / wrong / D / percentage 18.75 pronunciation in the beginning word clusters The students were more muted clusters 87.03 vowel / consonant sound ʌ / after the first 9.25 percent and pronounced clusters / R. Wrong as a voice / L / 3.7 percent.