With more than half the vote counted, the pro-Russian Party of Regions, led by former presidential candidate Viktor Yanukovych, is leading with nearly 28 percent of the vote.
The bloc of former Prime Minister Yuliya Tymoshenko is in second place, with more than 23 percent of the vote.
Yesterday, Tymoshenko called for Yushchenko to name her prime minister of a new liberal coalition to keep Moscow-backed parties out of office.
The Our Ukraine party, which backs the president, was in third place in the election results, with about 16 percent. Other parties expected to enter the 450-seat Rada include the Socialists and Communists.
(compiled from agency reports)