Meanings of closely intermingled in English

I fell- aRussian- wewerethatclosely intermingled and fighting hand to hand-seized the staff.

But my faith in the voice, with which the memory of my father was so closely intermingled, remained undisturbed.

A playfulness came out of his heart, and glimmered like firelight in his actions, alternating, or even closely intermingled, with profound sympathy and serious thought.