sentences:  Chan and Chung won three Tour doubles titles this year, including tournaments in Bangalore, Birmingham, and in 's-Hertogenbosch.They also holds runner-up trophies this year at the Australian Open, and the US Open.Slovenian-Japanese duo, Katarina Srebotnik and Ai Sugiyama and the Czech-Australian duo of Květa Peschke and Rennae Stubbs are the third and fourth teams to qualify.