2 sentences for 通 (tōng — be synonymous with)

1. 在一些古文中，“伯”通“百”。

   zài yī​xiē gǔ​wén zhōng,“ bó” tōng“ bǎi”.

   In some ancient texts, the character '伯' is interchangeable with '百'.

   Source: Dong Chinese Dictionary

2. 这两个人内外勾通，把公司的公款给私吞了。

   zhè liǎng gè rén nèi​wài gōu tōng, bǎ gōng​sī de gōng​kuǎn gěi sī​tūn le.

   These two people colluded from within and without to embezzle the company's funds.

   Source: Dong Chinese Dictionary