Lawyer Sarah Ko paid thousands of dollars to several matchmaking services but ended up unhappy even before she got to meet any potential Mr Right.The matchmakers would promise her the moon but their recommended suitors often sent her to the depths of despair as they did not even get close to matching her expectations, she said.Ko, who would not give her real name, recalled a consultant at Love Group Hong Kong showing her photos of four to five men – all said to have the qualities of her ideal…