The phrase "becomes especially clear" is grammatically correct and can be used in written English.
It is typically used to emphasize or draw attention to something that is becoming more apparent or easily understood. Example: As I delved deeper into the complex equation, its true meaning became especially clear to me.
That becomes especially clear when Hetfield returns to the band from rehab as a completely changed man.
The third, and the most amazing, is built entirely from hand-cast, whitish concrete blocks and several essential cylinders — whose structural versatility becomes especially clear.
It just becomes especially clear with horror, because horror generally relies on such blunt emotional instruments: revulsion, surprise, panic, confusion and, of course, fear.
The dead-end nature of the material becomes especially clear when Daniel starts making squares that assign places to people who matter to him.
Just how poignant time can be becomes especially clear on a day like today, when time seems to pause just slightly.
This becomes especially clear when examining the evolution of the 92nd Street Y's "Lyrics and Lyricists" series, which last month began celebrating its 30th season.
This point would become especially clear in the United Kingdom.
The Yankees have obviously decided that they will not let Suzuki beat them, a strategy that became especially clear tonight.
This phenomenon has become especially clear during the economic recovery, with firms booking record profits while many American families still struggle with the wreckage from the Great Recession.
Maybe, as has become especially clear in finance, the consolidation of power into so few hands (Amazon, Wal-Mart, B&N), has led to an industry made up of clumsy, too-big-to-fail giants.
In accepting the cession to Prussia of the greater part of the left bank of the Rhine, however, Talleyrand created a serious danger for France that became especially clear in 1870, 1914, and 1939.
