The phrase 'due perhaps to' is correct and usable in written English.
You can use it when you are introducing a cause or reason for something. For example, you could say: "The rising prices are due perhaps to the fluctuating nature of the economy."
Levels of knowledge search activity remain well below the private optimum, however, due perhaps to informational market failures.
Despite it widespread distribution it shows almost no geographic variation due perhaps to its impressive dispersal capabilities.
But their movement vocabulary is slight and impoverished, due perhaps to an apparent late start in dance following army service.
In particular, the eigenparameters can be used to study the sensitivity of a system to perturbations, due perhaps to damage incurred by one or more discrete elements.
The organic adsorbent was found to be much more efficient in removing asphaltenes due, perhaps, to the similar chemical nature of the adsorbing species and adsorbent.
This arises, for example, if the subjects comprise several animals which are in short supply, due perhaps to weight or age limitations.
Pregnant women have long been identified as more vulnerable to viral infections than other healthy adults, due perhaps to immune system changes occurring naturally during pregnancy.
Rising distribution costs, due perhaps to the Balassa-Samuelson-Baumol effect, could contribute to the decline in the passthrough coefficient in some developing countries.
Many children start their stay on these wards after emergency admission due perhaps to head injury, onset of seizures or meningitis.
Szasz was a courteous and kind person, with a slightly melancholy air about him, due, perhaps, to the frustration of his youthful hopes and ambitions.
Other inscriptions from the Val Camonica and the Garda district attest to a more noticeable Indo-European dialect, due perhaps to Celtic and Latin influences.
