Yuàn / qiáng / xià / liú / zhe / yí / ge / gǒu / dòu / fāng / biàn / xiǎo / gǒu / jìn / chū

院墙下留着一个狗窦，方便小狗进出。

There was a dog hole under the courtyard wall so the puppy could come and go.