Every letter: pangrams
Sentences that contain all 26 letters (pangrams), to check every key.
Put your fingers on the home position (F and J) and press Space to start
the quick brown fox jumps over the lazy dog. sphinx of black quartz, judge my vow. the five boxing wizards jump quickly. how vexingly quick daft zebras jump. jackdaws love my big sphinx of quartz. pack my box with five dozen jugs of liquid.