This invention relates to {HEAD ~ data storage devices}, such as {TAIL ~ hard disc drive assemblies} and data processing systems, generally 
such as
This invention relates to { HEAD ~ data storage devices } , such as { TAIL ~ hard disc drive assemblies } and data processing systems , generally
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH