The phrase "a significant and perhaps" is correct and usable in written English.
It can be used when discussing something that is important and may have uncertain implications or outcomes.
Example: "The study revealed a significant and perhaps unexpected correlation between diet and mental health."
Alternatives: "a considerable and possibly" or "an important and maybe".
What's going on here, travel industry analysts said, may represent a significant and perhaps lasting change in the ways air-fare sales are promoted, as airlines struggle to get more higher-paying business fliers back on their planes quickly.
"Incestuous cross-ownership in the financial and corporate sectors, imbalances in the economy and the banks' over-reliance on market funding point to a significant, and perhaps underestimated, systemic risk," wrote Simon Adamson, a credit analyst at CreditSights, in January 2006.
Tl is unique among the group 13 metals in having a significant, and perhaps dominant, I oxidation state.
Everyone agrees that cameras, a passive kind of sensor, are needed for driverless cars, and many believe that LIDAR, an active kind of sensor leveraging laser beams, provides a significant and perhaps necessary complement to the incontestable visual cameras approach.
Certainly, errors associated with the administration of magnesium sulphate represent a significant and perhaps unappreciated risk of harm.
This is a significant metric and perhaps more significant than where Yandex is positioned right now on iOS: Android is the platform where it concentrates a lot of its energy because it is the fastest-growing in Russia, across a range of low-cost and high-end handsets.
Interestingly, it appears that a significant part and perhaps most of the variation in the recombination landscape is associated with the chromosomal rearrangement.
"Not only that, but these reports show the risk of a regional conflict is also very significant, and perhaps growing by the day".
It's come to the point where many cities are operating recycling programs at a significant and consistent cash loss – admirable, perhaps, but not sustainable.
The enactment and implementation of a "prospective payment system" (PPS) for hospitals under Medicare constituted one of the most significant, and perhaps enduring, innovations of the Reagan Administration.
Now something quite significant, and perhaps irreversible, appears to have happened.
