Some existing combinations
This table is based on 2- and 3-letter Wiktionary Babel languages codes, mostly based on the BCP 47 standard (with most codes from ISO 639-1 and ISO 639-3). To know language names in several languages responding to 2-letter or 3-letter codes, please look at languages names and ISO 639. Please edit the templates to add missing languages names and create templates for missing languages. Remember to add a new lang code also to Template:Language combination from.