"extensive examples" is correct and can be used in written English.
You can use it to indicate a large number of examples, usually on a particular topic. For example, "The speaker provided extensive examples of successful entrepreneurial strategies."
Among the most conspicuous innovations of Inca civilization were a codified system of laws, extensive examples of monumental architecture, and the attainment of a high standard of artistic production, particularly in metalworking.
This work, which purports to deal with events of the Babylonian Captivity, is actually designed to apply to the struggles of the Jews of the Hellenic period against their Seleucid king, Antiochus Epiphanes, and it contains, in Daniel's visions and Nebuchadnezzar's dreams, the first extensive examples of the apocalypse in its characteristic form.
In "Cars for Comrades", Lewis Siegelbaum, a professor at Michigan State University, provides extensive examples of the mental knots in which the Communist leaders tied themselves, wanting on the one hand to boast about their superiority over the West on all fronts, and being unable and unwilling to match it when it came to cars.
The new Demotic-English work includes new words not in that glossary, as well as new uses of previously known words and more extensive examples of compound words, idiomatic expressions, place names, reference to deities and words borrowed from other languages.
Extensive examples are shown to demonstrate the modelling idea.
Extensive examples are provided to demonstrate the effectiveness and feasibility of the proposed scheme.
During his 32-year rule, Mr. Suharto ravaged the nation's coffers in what the United Nations said was the most extensive example of corruption by any contemporary leader.
An extensive example of the use of TTL is presented to show its characteristics.
These solutions, including a positive real approximation to the Wiener-Hopf solution, are illustrated through an extensive example for the free end of a dispersive Bernoulli-Euler beam.
Although the methods presented have broad applications, an extensive example exploring various measures of technological similarity based on the USPTO patent classification system is included.
Bryant said that while Intel works with a number of carrier partners to provide tech for their broadband gateways, this work with Comcast is the largest and most extensive example of that.
