Sentence examples for that is perhaps because from inspiring English sources

According to the Bush brief, that is "perhaps because no candidate has previously resisted so strenuously and resourcefully the certification of election results as has Vice President Gore".

While it may seem like I have as many nitpicks with the Xbox One as I do highlights, that is perhaps because my bar was set so high.

That is perhaps because of the radiation the women received.

That is perhaps because "all the characters are me, actually".

But that is perhaps because she doesn't even call herself a dissident.

That is perhaps because the scientists carefully picked their words, straining to avoid comparisons to embryos.

On a prosaic level, that was perhaps because the video album made music less utilitarian: you can't do anything else while it's on, you just have to sit there and give it your full and undivided attention.

That's perhaps because his style isn't suited to telling specific stories.

That's perhaps because the childless rich — including so-called DINKs — are spending their greater wealth on other luxuries, such as expensive restaurants, travel and entertainment.

That's perhaps because the French returned a year later, trounced the Mexicans and installed Archduke Ferdinand Maximilian of Austria as emperor of Mexico for the next four years.

But that's perhaps because I don't have $220,000 to spend on six Polaroids of Marilyn Monroe's dog, which is, indeed what those photographs went for that day".