 
 <prompt> 12 kontris wey dey for di southeastern edge of di European continent like Croatia, all of dem togeda dey call wetin? Given di previous question, write one context wey contain di answer. E fit be 1 - 20 sentences. Context: <response>: South Slavic historically form one kind dialect wey dey connect, i.e. each dialect get some similarities with the one wey dey near am, and as distance dey increase, differences dey show. But, migrations wey happun from di 16th to 18th centuries sake of di spread of Ottoman Empire for Balkans don cause plenty people to waka comot wey scatter di dialect continuum into many different places. Migrations wey happun for di 20th century, mostly sake of urbanization and wars, still join hand reduce di differences wey dey for dialects. 