111, 112, 113, 114, 121, 122, 123, 124,
131, 132, 133, 134, 141, 142, 143, 144,
211, 212, 213, 214, 221, 222, 223, 224,
231, 232, 233, 234, 241, 242, 243, 244,
311, 312, 313, 314, 321, 322, 323, 324,
331, 332, 333, 334, 341, 342, 343, 344,
411, 412, 413, 414, 421, 422, 423, 424,
431, 432, 433, 434, 441, 442, 443, 444,