• composed by two or three letters and the following numbers: 777;

• composed by three same letters and the following numbers:

  001, 002, 003, 004, 005, 006, 007, 008, 009, 010, 100, 200, 300, 400, 500, 600, 700, 800, 900, 111, 222, 333, 444, 555, 666, 888, 999;

• composed by a single letter "H" or two letters and the following numbers:

0001, 0002, 0003, 0004, 0005, 0006, 0007, 0008, 0009, 1000, 2000, 3000, 4000, 5000, 6000, 7000, 8000, 9000, 1111, 2222, 3333, 4444, 5555, 6666, 7777, 8888, 9999;

• composed by a single letter "H" or the following numbers:

00001, 00002, 00003, 00004, 00005, 00006, 00007, 00008, 00009, 10000, 20000, 30000, 40000, 50000, 60000, 70000, 80000, 90000, 11111,  22222, 33333, 44444, 55555, 66666, 77777, 88888, 99999.

• composed by two or three letters (except with three same letters) and the following numbers:

001, 007, 111, 555, 666, 888, 999;

• composed by three same letters and the following numbers:

011, 020, 022, 030, 033, 040, 044, 050, 055, 060, 066, 069, 070, 077, 080, 088, 090, 099, 101, 121, 123, 131, 141, 151, 161, 171, 181, 191, 202, 206, 207, 212, 220, 232, 242, 252, 262, 272, 282, 292,
303, 306, 307, 308, 313, 318, 320, 323, 325, 328, 330, 335, 343, 353, 363, 373, 383, 393,
404, 406, 407, 408, 414, 424, 434, 440, 454, 464, 474, 484, 494,
505, 515, 520, 523, 525, 528, 530, 535, 540, 545, 550, 565, 575, 585, 595,
606, 607, 616, 626, 630, 635, 636, 640, 645, 646, 650, 656, 660, 676, 686, 696,
707, 717, 727, 728, 730, 735, 737, 740, 745, 747, 750, 757, 760, 767, 770, 787, 797,
808, 818, 828, 838, 840, 845, 848, 850, 858, 868, 878, 880, 898,
909, 911, 919, 924, 928, 929, 939, 944, 949, 959, 969, 979, 989, 990, 991, 992, 993, 997.

• composed by two or three letters (except with three same letters) and the following numbers:

005, 222, 333, 444.

• composed by two or three letters (except with three same letters) and the following numbers:

002, 003, 004, 006, 008, 009, 010, 100, 200, 300, 400, 500, 600, 700, 800, 900, 101, 202, 303, 404, 505, 606, 707, 808, 909.