'ambitious pursuit' is a correct and usable phrase in written English.
It can be used to describe someone's attempt to achieve a difficult goal. For example: "John is an ambitious entrepreneur and his pursuit of a successful business is an admirable endeavor."
For many people, hers is the single name that comes to mind when considering the ambitious pursuit of victims' rights.
But it doesn't seem like the ambitious pursuit of a mandate some conservatives expected when Romney tapped Paul Ryan as his running-mate.
Mark Hughes has defended Stoke City's ambitious pursuit of Internazionale's Xherdan Shaqiri but conceded the club's move for the Switzerland international is dead in the water.
The jury is out on whether his ambitious pursuit of a criminal trial here helped sexual-assault victims as much as his own profile and career.
On a region where the media sector is mostly fragmented along national lines and sometimes dependent on public subsidies, Google's border-straddling scale, its ambitious pursuit of profit and its embrace of an open, anything-goes Web are raising alarms.
In literature and philosophy, in both West and East, the notion of search refers to expansive, ambitious human pursuits.
Similarly, the zombie march of jukebox musicals and star vehicles threatened to banish more ambitious theatrical pursuits from Broadway.
"Lines of Oppression" (Naïve) is his fifth album, ambitious in its pursuit of a collective sound.
Bethe later recalled that he became too ambitious, and, in pursuit of greater accuracy, his calculations became unnecessarily complicated.
In 2006, ESPN offered to sponsor her most ambitious and foolhardy pursuit yet: Qualify for the 2008 Summer Olympics in two years.
The project, titled "Happy's Curios," occupied him for much of the 1970s, was displayed at the Los Angeles County Museum of Art in 1978 and is one of the more ambitious and bizarre pursuits in recent American art history.
