av. in maniere concrete, in mût concret, in maniere eficiente, in mût eficient, in maniere fative, in mût fatîf, in maniere ative, in mût atîf, cun fativitât, in maniere eficace, in mût eficaç, cun eficacie, cun eficience, cun concretece, in maniere operose, in mût operôs, cun operositât