RESEARCHING ZELENKA SURNAME

Looking for children or family members for the following czech. family, husband Jan Zelenka b. Jan .20/1828 in Radomysl #43, his wife Anna Cisar b. Feb. 1/1823 in Drouzetice #17. They were married April 30/1855 in Repice , family likely lived in Strakonice Czech. My g.grandfather Vaclav Zelenka b. sept./1868 is one of 13 children born to Jan & Anna, any info regarding this family most welcome . Sincerely Gord Selena