Beh, my English is betraying me.
Like this
B (for the first one) U (for the 2nd one) F (3) F (4) O (5) N (6) ... The 6th is the first G.
Then she continues... B (7th) U (8th) F (9) F (10) O (11) N (12)... The 12th is the 2nd G
And so on.
Like this
B (for the first one) U (for the 2nd one) F (3) F (4) O (5) N (6) ... The 6th is the first G.
Then she continues... B (7th) U (8th) F (9) F (10) O (11) N (12)... The 12th is the 2nd G
And so on.

