The phrase "more common reason" is grammatically correct and can be used in written English.
It is typically used to compare two or more reasons, with one being more commonly occurring than the others. Example: The more common reason for traffic delays is heavy congestion, while accidents or road construction are less frequent causes.
It's more likely that you're losing your hair for a more common reason — another medication, a thyroid condition or other illness, or age-related changes in hormone levels.
But a much more common reason that wealth managers give for enjoying their job is that it is not just intellectually challenging, but emotionally fulfilling.
Only pregnancy is a more common reason than infertility for a woman to visit her doctor; yet a recent poll found that almost all family doctors thought patients who needed fertility treatment should pay for it themselves (not so those with varicose veins, for example).
The alternative, but more common reason is that people thought those Pages' posts were spammy.
But neglect is a more common reason that sites linger past their prime.
Infection or inflammation was a more common reason for performing enucleation or secondary orbital implantation instead of evisceration.
This guide will cover the more common reasons for an ear ache.
More common reasons were bad bosses, limited support, and lack of opportunities for growth.
Routine road violations are the more common reasons for bike accidents, according to the data.
Management of diarrhea and "re-culturing the gut" are the more common reasons that individuals start taking probiotics.
In contrast, veterans who own at least one long gun indicate protection against strangers as a reason for ownership only 34.3% of the time (95% CI 29.1 39.9%), while hunting (59.7%, 95% CI 53.9 65.2%) and other sporting use (45.1%, 95% CI 39.5 50.8%) are more common reasons for long gun ownership.
