PERMUTATION
Whenever 09 or 90 drops with two numbers having a difference of 10 in winning numbers, perm 16-61-78 the following week to have a winning ticket.
Reference 1
Ghana National year 2018
Event 2882: 88-09-50-39-29 | 69-06-22-36-25
39-29 = 10
Event 2883: 10-05-85-61-78
Reference 2
Event 2890: 87-90-20-53-10 | 18-63-38-08-39
20-10 = 10
Event 2891: 30-16-58-61-24