Recently a Japanese user wondered why searching for " あいう " or " あいうえ " would not find a document containing the string " あいうえおかきくけこさしすせそ " even though searching for " あい " or " あいうえお " would find it. Recall that the default for search in Vista is that...

Say you have a document containing the number 1234567890 (it might be a part number or an invoice number) and another containing the number 1234567891 (presumably the next part or invoice). You want to find the former document so you do Start > Search...