the string may contain: NNN Y NNN M NNN W NNN d NNN h NNN m NNN s
This represents NNN years, NNN months, NNN weeks, NNN days, NNN hours,
NNN minutes and NNN seconds.
the string may contain: NNN Y NNN M NNN W NNN d NNN h NNN m NNN s
This represents NNN years, NNN months, NNN weeks, NNN days, NNN hours,
NNN minutes and NNN seconds.