\ban ASCII word boundary
5 Fragen anthe literal text 5 Fragen an (case sensitive) \h+any horizontal whitespace character, repeated at least once
\.+the literal . (4610 / 568 / 2E16) , repeated at least once
\h+any horizontal whitespace character, repeated at least once
g modifier: global. Finds all matches instead of stopping after the first
m modifier: multiline. Causes ^ and $ to match the start and end of each line, not only the start and end of the string