Here are some cheats and tips for the game Boulderdash.
SLEZXTVI Infinite lives
PAKIELLA 1 life
TAKIELLA 6 lives
PAKIELLE 9 lives
PEOXEYLA 1 life after continue
TEOXEYLA 6 lives after continue
PEOXEYLE 9 lives after continue
YOSGXNYU Speed up timer
NNSGXNYU Slow down timer
SXSGSYAX Stop timer