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10 — 20 Matches all numbers from 10 to 20
1? Matches 10,11,12…19
1* Matches 10,11…19,100,101,102…199
10 , 20 , 30 Matches 10 or 20 or 30
1? ,20, 30-40 Matches 10,11…19 and 20 and 30 to 40