As such, four is considered an unlucky number, so much so, that some hotels don't have a forth floor: 1, 2, 3, 5, 6... etc. So when a couple of Germans are talking on the phone and finish off by saying, "Tschuss!" to the Chinese it sounds like "qu si" ... I was taught there are times it's better to say 'mot chuc' rather than 'muoi', 'nua chuc' rather than 'nam', 'mot ta' rather than 'muoi hai' and 'nua ta' rather than 'sau'. I hope that makes any sense as I can't do the ...