 Complete the following phrase:  Though capable of high level singles he won Japans World Invitational tourney in 1964 and ousted Erland Kops in the first round of the 1966 All Englands, Yee Khan was primarily a doubles player who won numerous major international titles in partnership with Ng Boon Bee. Powerfully built and substantially bigger than most Asian players of his day, he was reputed to be the hardest smasher in the game. He won the coveted All-England mens doubles title with Boon Bee consecutively in 1965 and 1966. In 