{1,2}repeats the group contents below between 1 and 2 times:
\s{2,8}a Unicode whitespace character, repeated between 2 and 8 times
\w+a Unicode word character, repeated at least once
\sa Unicode whitespace character
\w+a Unicode word character, repeated at least once
\sa Unicode whitespace character
.+any Unicode character (except for line terminators), repeated at least once
\na line-feed (newline) character (ASCII 10)