•   2014-11-29Learn Chinese Pinyin in 21 Days – Day 19: Tones Rules
•   2014-11-29Learn Chinese Pinyin in 21 Days – Day 18: Finals, uan, uang, üan
•   2014-11-29Learn Chinese Pinyin in 21 Days – Day 17: Finals, ua, uo, uai
•   2014-11-29Learn Chinese Pinyin in 21 Days – Day 16: Finals, ian, iang, iong
•   2014-11-29Learn Chinese Pinyin in 21 Days – Day 15: Finals, ia, iao
•   2014-11-29Learn Chinese Pinyin in 21 Days – Day 14: Finals, ang, eng, ing, ong
•   2014-11-29Learn Chinese Pinyin in 21 Days – Day 13: Finals, an, en, in, un, ün
•   2014-11-29Learn Chinese Pinyin in 21 Days – Day 12: Finals, ie, üe, er
•   2014-11-29Learn Chinese Pinyin in 21 Days – Day 11: Finals, ao, ou, iu
•   2014-11-29Learn Chinese Pinyin in 21 Days – Day 10: Finals, ai, ei, ui