The leaflet is available free of charge from post offices.

小册子可免费向邮局索取。

《柯林斯英汉双解大词典》

Tickets are available free of charge from the school.

学校有免费票。

《牛津词典》

The only stipulation: The information has to be available free of charge, online.

唯一的前提是：信息必须是免费提供的在线信息。

youdao

Interested companies who wish to participate in the OIC must request for a complete set of Solicitation Documents, available free of charge, from UNESCO contact person at the address shown below.

UNESCO: RFP/579KOS4000/4 - Restoration of the wall paintings of the Monastery of Gracanica (Deadline: 7 November 2011) | United Nations Educational, Scientific and Cultural Organization

Interested companies who wish to participate in the OIC must request for a complete set of Solicitation Documents, available free of charge, from 02 March 2009 at the address shown below.

UNESCO: 933 ALB 4000 - Restoration of the historical centre of Gjirokastra in Albania | United Nations Educational, Scientific and Cultural Organization

Out-of-copyright books are available free of charge.

BBC: Google modifies Europe book plans