Task: Program Execution
Input (English): m, V, G, o, i
Output (English): [['m', 'V', 'G', 'o'], ['m', 'V', 'G', 'i'], ['m', 'V', 'o', 'i'], ['m', 'G', 'o', 'i'], ['V', 'G', 'o', 'i']]