"An estimated 35 people were in the building according to the information we received. But two more bodies were delivered from under the rubble afterwards, those of Sevval Yildiz and Eylul Dervisoglu", the minister said. An illegal buildup of the top three floors of the building is considered to be a possible reason behind the collapse.
The local media further reported that the three storeys out of the total eight in the apartment were built illegally and without the permission of municipal authorities.
The seven-story building in Istanbul collapsed Wednesday with about 30 residents inside.More news: TV Ratings For The AAF’s First Games Are Out
President Erdogan also visited a hospital to talk to survivors, before attending the funeral of the nine members of one family who lost their lives in the disaster.
Mourners attend the funeral prayers for nine members of Alemdar family killed in a collapsed apartment building, in Istanbul, Saturday, Feb. 9, 2019. He said rescuers had reached another person under the rubble, who was thought to be dead.
Erdogan, visiting the site Saturday, said: "We have a great number of lessons to learn from this".
Earlier, Health Minister Fahrettin Koca increased the death toll to 17.More news: Search underway after video shows man abducting woman in Miami
Officials haven't disclosed how many people are still unaccounted for.
After the prosecutor's office said it was looking into the cause of the incident, Turkish television stations immediately ended their live broadcasts from the scene.
The building in Istanbul's mostly-residential Kartal district collapsed on Wednesday.
Soylu said: "We hope to bring out those inside safely".More news: Manchester City sorry for playing Chelsea anthem after Etihad Stadium thrashing
Soylu was speaking to reporters at the site as emergency services continued their work.