142: current_pattern = patterns[i];
194:	free(current_pattern);

Results in a double free error back in main on line 240

Need to convert line 142 to strncpy(current_pattern, patterns[i]); or skip malloc() and free() for current_pattern altogether

Had to rewind the file pointer after each term for loop iteration

Without that, each term after the first was starting at the end of the file and stopping immediately