Complex sentence: He failed to establish himself at Wolves however, and after only 4 league games, in which he failed to score, he was transferred to Wrexham for a fee of £100,000 in March 1980.
Split into simpler sentences: He failed to establish himself at Wolves however, and managed just 4 games in total. He was transferred to Wrexham for a fee of £100,000 in March 1980.