When you have a loser in Row 1 the idea is to play the next line down until win on that line.
Example.
311
212 L NOW BET 1/2 ON NEXT LINE DOWN (322)= WIN 2ND BET
322 L NOW BET 2/3 ON NEXT LINE DOWN (131)= WIN 2ND BET
131 L NOW BET 1/3 O...
Example.
311
212 L NOW BET 1/2 ON NEXT LINE DOWN (322)= WIN 2ND BET
322 L NOW BET 2/3 ON NEXT LINE DOWN (131)= WIN 2ND BET
131 L NOW BET 1/3 O...