y和w的音节包括：

y的音节

ya, ye, yi, yu, yin, yun, ying

yao, you, yang, yong

零声母音节：ya, ye, yi, yu, yin, yun, ying, yo, you, yong, ya, yao, yan, yang, ye, yi, yin, ying, yu, yue, yun, yuan

w的音节

wu

wa, Wo

wai, wei, wan, Wen, Weng

零声母音节：wa, Wo, wai, wei, wan, Wen, Weng, wu

建议在实际应用中，可以根据具体的拼音规则和语境选择合适的音节形式。