It’s difficult for us because we don’t know what we don’t know, if we know OK then that means the commissioning officer has asked the questions and the individual has given that level of information.
Os bydd gennych ymholiad neu gŵyn, gan ddarparu data personol, sy’n gofyn am ymateb, dim ond at y swyddog perthnasol y bydd yr ymchwilydd yn anfon y cais hwnnw cyn ei ddileu o'r data ymchwil.