Mutual cooperation means working together and helping each other in a way that benefits both parties. It's when people or groups agree to support and collaborate with one another for a common goal or benefit. Full definition
Such firms can gain a great deal by developing a spirit of mutual cooperation rather than ruthless, personal competition. (religion-online.org)
He repeatedly emphasized that the preliminary procedure is characterized «by mutual cooperation and shared responsibility». (verfassungsblog.de)
To work in complete harmony and with mutual cooperation so as to produce the results most suitable as per the needs of the organizing and the respective clients. (sampleresumeobjectives.org)