Non recipt of books, registration letter

 I  Have sent my registration  letter through post , i have received only group 2 boooks, there is no clue or status about 2 nd set of books, i have keep trying to call board of studies , i have  posted various mails to board of studies, tried of E shayata , but iahve not received any response

I have not received my Ca final rgistration letter too, and no statuss of  articleship registration letter

can any one help me out or tell some restive mail where i can get my query solved or any number