. "August 17 airplane crash" . . "sudden death" . "Death and state funeral of Muhammad Zia-ul-Haq" . "death of Zia" . "1988" . . "Airplane accident" . "17 August 1988 plane crash that killed" . . . "Zia's death" . . "Airplane crash" . . . "aviation accident" . "death and state" . . . "plane crashed" . . . . . "mysterious plane crash" . "Accident" . . "funeral of President Muhammad Zia-ul-Haq" . . "death and state funeral" . "State funeral" . "Death" . . "mysterious circumstances involved in the death" . "husband's death in a plane crash" . "his aircraft crashed" . "conspiracy theories" . "death" . . . . . "airplane crash that killed" . "plane crash" . "died" . "death in a plane crash in 1988" . "August 1988 plane crash" . . . . . "1988 plane crash" . . . "died in an accidental plane crash" . . . "assassination" . . "President of Pakistan, Muhammad Zia-ul-Haq" . "Death and state funeral of Muhammad Zia-ul-Haq" . . "death of President Muhammad Zia-ul-Haq" . . "in a plane crash which also killed President Zia-ul-Haq" . . .