ひょっとすると

ひょっとするとあの強豪(きょうごう)チームに勝(か)てるかもしれない…。

Perhaps we might be able to beat that strong team... {perhaps, maybe, possibly}

父(ちち)が電話(でんわ)に出(で)ない…。ひょっとすると、まだ仕事(しごと)中(ちゅう)なのかも。

My father isn't answering the phone... Perhaps, he's still at work. {perhaps, maybe, possibly}

ここに来(く)るのはもう三(さん)度(ど)目(め)だけど、ひょっとすると、また道(みち)に迷(まよ)ったかもしれない…。

This is my third time coming here, but perhaps, I might have gotten lost again... {perhaps, maybe, possibly}

店員(てんいん)：「ひょっとすると、これをお探(さが)しじゃないですか？」客(きゃく)：「あ！そうです！」

Shop assistant: "Perhaps, is this what you are looking for?" Customer: "Ah! Yes, it is!" {perhaps, maybe, possibly}

ひょっとすると、愛(あい)して止(や)まない飼(か)い猫(ねこ)が重(おも)い病気(びょうき)に罹(かか)っているかもしれません…。

Perhaps, the pet cat you love so much may be suffering from a serious illness... {perhaps, maybe, possibly}