lung cancer - 2 -> some cancer
lung cancer - 1 -> blood cancer
lung cancer - 1 -> foot cancer
cancer - 1 -> some cancer
cancer - 1 -> lung cancer
cancer - 1 -> blood cancer
cancer - 1 -> breast cancer
cancer - 4 -> foot cancer
cancer - 1 -> heart cancer
cancer - 1 -> stomach cancer
blood cancer - 1 -> some cancer
breast cancer - 1 -> some cancer
breast cancer - 1 -> foot cancer
heart cancer - 1 -> some cancer
heart cancer - 1 -> foot cancer
foot cancer - 1 -> some cancer
stomach cancer - 1 -> some cancer
stomach cancer - 1 -> foot cancer