"continually increase" is grammatically correct and can be used in written English.
It means to increase continuously or constantly. Example: The company's profits have continually increased over the past five years.
(ID7, commissioner) Nationally, there continues to be a concerted effort by the Department of Health to continually increase patient access to NHS dentistry.
Competition drives business to continually increase its profitability.
Other chefs and restaurateurs have complained that Sysco pressures them to continually increase their orders, threatening to drop them if they don't.
Overload, the second important principle, means that to improve any aspect of physical fitness the individual must continually increase the demands placed on the appropriate body systems.
"It's garbage in, garbage out," said David Bierman, a former Allstate adjuster and staff lawyer who now represents consumers in Dania Beach, Fla. "You don't know if the independent adjuster has updated his software, and prices are going to continually increase until things calm down".
Excessive rubber content did not continually increase the toughness of the concrete under dynamic loadings.
Alternatively, some measures might show a continuous relationship, with measure 1 continually increasing as measure 2 increases.
"The functions of operating systems have continually increased over the last decade".
As a result, Mecca can accommodate the continually increasing number of pilgrims, or hajjis.
Their numbers continually increased by the addition of new bands, until finally they threatened Constantinople itself.
WINE LIST Varied and international, with a continually increasing emphasis on Italy and many bottles under $60.
