"Project 266M" . . . "Natya-class minesweeper" . . . "'''Natya class'''" . "Natya-class" . . . . . . . "Natya II-class seagoing minesweeper" . . . . . . . "Natya-class minesweeper" . . "''Cherkasy''" . "Project 02668" . "Minesweeper ''Cherkasy'' (U311)" . "31.484" . . . . "Natya I Mod" . . "10.2" . "''Natya''-class" . "Natya I" . . "61.0" . . . . "''Natya II''-class" . "Cherkasy" . "Natya" . . . . . . "Project 266M Akvamarin [Natya-class]" . . "Pr.02668 (Natya)" .