the considerable amount of time which has elapsed since businesses received the support means it will be difficult to disentangle the impacts from other forms of support
y cyfnod sylweddol o amser sydd wedi mynd heibio ers i’r busnesau gael y cymorth sy’n golygu bydd yn anodd datgysylltu’r effeithiau o’r effeithiau a ddeilliodd drwy gael mathau eraill o gymorth