. "highly portable" . . "port" . "''portable''" . "Portability" . "portable" . "portability" . "ported" . "Software portability" . "software portability" . "non-portable" . . "on different kinds of computers" . . "software portability problem" . "portability issues" . "portable code base" . "machine-independence" . "unportable" . . "Portable" . "portably" . "Software portability" . . . .