If no document was found, the user sees a message stating that no document with such a keyword exists.

如果没有找到文档，用户将看到一条消息指出没有带有该关键字的文档。

youdao

The operators should observe by the secrecy disciplines by themselves and be responsible for the secrecy issues. They should make sure no document they have handled is missing or spread.

操作人员自觉遵守保密纪律，经手的文件不丢失、不扩散，对涉及的保密事项承担保密义务。

youdao

Secondly, there is no document the United States government has ever signed allowing Amnesty unfettered access to its installations.

CENTERFORSECURITYPOLICY: Amnesty ignorant again

But, "there is no document here nor has there ever been that says Notre Dame will never play an FCS program, " Heisler said.

WSJ: Notre Dame: Irish Won't Rule Out Feeding on Cupcakes

No one sought to document these deaths systematically, and no one has devised a method of undertaking a retrospective count.

NPR: 'Republic of Suffering' Author Drew Gilpin Faust