我们需要翻越这座山，但不知怎的我们总会找到办法。

We need to cross this mountain, but we'll find a way ___somehow.

别担心费用；我们总会设法弄到钱的。

Don't worry about the cost; we'll get the money ___somehow.

我也不确定怎么回事，但不知怎的我准时完成了项目。

I'm not sure how, but I finished the project on time ___somehow.