def getHeaders(lst, filterOne, filterTwo):
	"""
	Find indexes of desired values.
	
	Gets a list and finds index for values which exist either in filter one or filter two.
	
	Parameters:
		lst (list): Main list which includes the values.
		
		filterOne (list): A list containing values to find indexes of in the main list.
		
		filterTwo (list): A list to check by for the same index of a value from filterOne if it does not exist in the main list. 
		
	Returns:
		(list): A list containing indexes of values either from filterOne or filterTwo.
	"""
	headers = []
	for i in range(len(filterOne)):
		if filterOne[i] in lst:
			headers.append(lst.index(filterOne[i]))
		else:
			headers.append(lst.index(filterTwo[i]))
	return headers