Ранее ему были неоднократно сделаны

Ранее ему были неоднократно сделаны устные замечания, на которые последний не отреагировал, должных выводов для себя не извлек и допустил повторное нарушение аналогичного характера.

Результаты (английский) 1:

Previously he had repeatedly made oral comments, which the latter has not responded, the proper conclusions for themselves not retrieved and made repeated infringement of the same nature.

Результаты (английский) 2:

Previously, he has repeatedly oral comments were made, to which the latter did not respond, the proper conclusions for themselves not learned and committed repeated violation of a similar nature.

Результаты (английский) 3:

previously he had been repeatedly made oral comments, which the latter did not respond, the proper conclusions for yourself not extracted and made repeated violation of a similar nature.