A few of them are almost certainly shortcomings in Ostrich, while others seem to intend to match literal full strings, like ^(로그인하지 않고)$ ("without logging in"). Presumably they're from internal use.
On Sunday, Iran's Islamic Revolutionary Guards Corps (IRGC) said three tankers from the UK and US had been "struck by missiles and are burning". The UK and the US have not commented.
，更多细节参见体育直播
– effect: “torn-paper-reveal”
更令王萌感到紧张的是，航空公司发来了航班取消通知。归家心切的她，只得在酒店前台办理续住。其间，手机警报声此起彼伏，爆炸预警信息不断弹出。
With rare exceptions, phones are pretty boring these days. The good news is, a boatload of those rare exceptions are about to show up at once, courtesy of Mobile World Congress.