3 sentences

1. 牛羊腓字之。

   niú yáng féi zì zhī.

   The cattle and sheep sheltered and nurtured it.

   Source: Dong Chinese Dictionary

2. 百卉具腓。

   bǎi​huì jù féi.

   All the plants are withering.

   Source: Dong Chinese Dictionary

3. 由于剧烈运动，他的右腓感到一阵阵的抽搐。

   yóu​yú jù​liè yùn​dòng, tā de yòu féi gǎn​dào yī zhèn​zhèn de chōu​chù.

   Due to strenuous exercise, he felt spasms in his right calf.

   Source: Dong Chinese Dictionary