Variant of NAICS 2012 - Energy sector

All examples - 511211 - Software publishers (except video game publishers)^CAN

applications software, computer, publishing (including designing and developing), packaged
computer software publishing (including designing and developing), packaged
computer software, packaged, publishers or publishing
games, computer software, packaged, publishers or publishing
operating systems software, computer, publishing (including designing and developing), packaged
programming languages and compilers, publishing
programming languages and compilers, publishing (including designing and developing), packaged
publishing and reproducing software in integrated facilities
publishing packaged software (except video games)
publishing packaged software (except video games), including designing and developing
software publishers
software, computer, packaged, publishers or publishing
utility software, computer, packaged, publishers or publishing