| schematic symbol(expression, technology, engineering, arranging, information) |
| separator symbol(expression, technology, machine, automation) |
| stylised symbol(technology, expression, arranging, programming) |
| subject symbol(expression, communication, information, advertising) |
| suggestive symbol(expression, information, base, electronics) |
| symbol addressing(technology, expression, arranging, programming) |
| symbol code(expression, technology, machine, automation) |
| symbol file(expression, technology, machine, automation) |
| symbol generation(expression, technology, machine, automation) |
| symbol shape storage(expression, technology, machine, automation) |
| symbol space(expression, technology, machine, automation) |
| text symbol(expression, technology, arranging, programming, machine) |
| unit symbol(expression, technology, engineering, arranging, information) |
| variable symbol(expression, technology, machine, automation) |
| verbal symbol(expression, communication, information, advertising) |
| basic symbol(expression, technology, machine, engineering, automation) |
| conventional symbol(expression, communication, information, advertising, automation) |
| decision symbol(expression, technology, machine, automation, arranging) |
| digit-symbol display generator(technology, expression, engineering, arranging) |
| digital symbol(expression, technology, connection, machine, automation) |