"makes it arduous to" is correct and usable in written English.
It is typically used to indicate that something causes difficulty or makes it challenging to do something. Example: The lack of access to transportation makes it arduous for the elderly to attend medical appointments.
The economic and financial crisis spread all over developed countries, within the US in every state, and though with different intensity affected all socio-demographic groups, which makes it arduous to find two comparable groups of individuals, one hit by the crisis while the other is not.
Like millions of other Americans, Rascoe has been hindered by the malfunctioning federal website, which makes it arduous to get information about potential premium subsidies or plan options.
Moreover, the multitude of potential target genes and effects make it arduous to predict the results of an inhibition strategy in conjunction with PDT.
But even if the father consents, the Saudi government makes it arduous for the couple to proceed with the marriage.
Its lack of compromise makes it gruelling; a lack of tonal variety makes it arduous.
How unkind it would be to make it arduous for us to stay here and compel us to move to a smaller house or flat, devoid of associations and not capable of hospitality.
Even so, in Indonesia, where the Suharto family dominates many sectors, bribery can make it arduous and expensive to set up a new firm.
And I'll admit, having everything you've written in one place should, at least in theory, accelerate your manual searching — potentially making it less arduous to go on fishing expeditions to dredge up older stories.
Twitter does this quite well, with an interface that does not permanently delete information but layers it chronologically, making it more arduous to dig down into the sediment of an individuals' tweets.
Things got worse with the Health Insurance Portability and Affordability Act (HIPAA) of 1996, a part of which makes it agonizingly arduous for relatives to obtain essential psychiatric and other medical information about adult mentally ill people.
Mr. Steele says that although apartment-hunting remains arduous, the Web makes it easier to understand what you are getting yourself into.
