Yes. bet365 gives the option to place multiple bets for the same fixtures. It is helpful for the punters to diversify the placement of their bets.
Log into your account.
Select the sport of your choice and then the fixture.
On the right side of the screen, you will see an updated bet slip after you select the price you want to bet and the amount that you wish to put on stake.
You can keep on adding as many bets to your bet slip.
Finally, when you are done with your selection, hit the 'Place Bet' button on the Bet Slip.