The phrase 'even more insufficient' is correct and can be used in written English.
You can use it when you are trying to convey that a certain amount is not enough or that it is inadequate. For example, "The family's resources were already inadequate, but with the added expense they were even more insufficient."
Out in the islands the situation is even more urgent, with insufficient space for hundreds of lone minors seeking refuge.
The prognosis of untreated extra-pulmonary patients - a very heterogeneous group that also includes most tuberculosis in children - is even more uncertain, and insufficient data were identified to include it in our review.
Compared with other resource-poor settings, conflict situations, because of disrupted health services, may have even more substandard infection control, insufficient trained staff, and personal protective equipment (PPE), which make EHF containment difficult.
Some clinicians think that elastic force of 400 g on each side is insufficient and need even more force for adequate maxillary protraction, but there is lack of substantial studies about proper protraction force.
What has happened since reveals the growing threat even more clearly, a matter that elicits insufficient concern, in my opinion.
They concluded that the application of energy for a longer period or at a higher power would have reduced the size of the tonsils even more in this case to prevent insufficient volume reduction.
The use of fibers in pervious concrete is even more challenging due to high porosity and insufficient fiber-matrix bonding interface.
Supplies, which were already insufficient for the Japanese forces, were shortened even more as Japan's high command diverted them to the Guadalcanal campaign.
While supply is kept artificially low, either because of insufficient planning permissions for new homes or, perhaps even more likely, restricted access to borrowing, the pressures on housing costs simply get even greater – even for those with relatively good incomes.
From the now venture funded PayPerPost to these even more questionable ways to cheat Digg to the Edelman/Walmart blog with insufficient disclosure widely discussed last week – don't expect to see this stuff come to an end any time soon.
