Putin said, "We agreed with our Turkish colleagues to continue our cooperation in fighting terrorist groups, above all ISIS, working together through our military and special services".
Turkish Prime Minister Binali Yildirim says the United States risks major damage to its relationship with North Atlantic Treaty Organisation ally Turkey if Kurdish forces are included in the fight to retake Raqqa, the Islamic State group's de facto capital.
At the Moscow meeting Vladimir Putin announced that the ban on Turkish construction companies in Russia had been lifted, and also promised to further liberalize the travel visa regime with Turkey that was introduced shortly after the downing of the Russian bomber.
Russian Federation and Turkey, which back opposing sides in Syria's war, co-brokered a ceasefire in December that helped reduce the scale of fighting between Syrian President Bashar Assad and the opposition.
The TurkStream natural gas pipeline project agreement between Turkey and Russia was signed on October 10, 2016 and ratified by Russian President Vladimir Putin on February 7.
Turkey sent troops across the border into Syria in August, backing Free Syrian Army rebels in battles against Islamic State.
The two countries also cemented economic collaboration on the planned Russian natural gas pipeline and a nuclear power plant in Turkey, and declared 2019 to be a year of cultural exchange between the countries.
The talks in Moscow also focused on how to help assuage mutual mistrust between Turkish-backed Syrian opposition forces, US-backed Kurdish forces, and Russian-allied Syrian government forces all fighting their way toward ISIL's de facto capital of Raqqa.
But he insisted that preserving Syria's territorial integrity is a "necessary condition for the full-scale peace settlement in this country".
The two leaders held talks at the Kremlin to discuss strategic aspects of the development of Russian-Turkish bilateral relations, as well as cooperation to address pressing global and regional issues, especially conflicts in Syria and Iraq.
Turkey knows that Russian Federation has been working on "some formulas" with regards to Turkish businessmen, transporters, cabin crews and diplomatic passport holders, he said. Erdogan only first appeared open to the idea of restoring ties with Russian Federation after the failed coup against him in July 2016.
Russian Federation agreed to partially lift a ban on Turkish foods, allowing the imports of Turkish onions, cauliflower, broccoli and other agricultural products. According to media reports, this issue was on the agenda for the Putin-Erdogan meeting.
Erdogan, in turn, noted that defense industry and energy are among main elements of cooperation between economies of two countries.