SEMANTIC COMPACTION

Natural language coding systems comprising keyboards, keyboard overlays, computers, displays for computers, computer programs and program guides, synthetic speech output devices, and instruction manuals for use by people with physical and cognitive communication disabilities for generating synthetic speech messages all sold as a unit, language encoding apparatus, namely, keyboards, keyboard overlays, computers, displays for computers, computer programs and program guides, synthetic speech output devices, and instruction manuals for enhancing rate of text generation all sold as a unit, language learning systems comprising keyboards, keyboard overlays, computers, displays for computers, computer programs and program guides, synthetic speech output devices, and instruction manuals all sold as a unit; data retrieval apparatus, namely, keyboards, keyboard overlays, computers, displays for computers, computer programs and program guides, synthetic speech output devices, and instruction manuals all sold as a unit