I am finding it quite difficult this week. Any help with following would be appreciated: 22a Fibrous cord connecting the calf to the heel bone? (8-6) 40a Lilaceous plant named after the Turkish wod for turban? (5) 6d Positive electrode in an electrolytic cell/(5) 18d Crime writer creator of Sam Spades and the Continental Op?(7) 27 d Double breasted garment as worn by a military officer? (6-4)