There exists a kind of extraordinary interchangeability in the Dunhuang narrative literature, indicating a kind of special phonetic transformation which has certain relation with the grammar function.

• 摘要敦煌变文中有一种特殊通假，即用“以”、“亦”、“意”等字替代“一”字，这种异乎寻常的通假，表明了一种特殊的语音变化，而这种变化又与语法功能有著一定的联系。