The phrase "elaborate reports" is correct and usable in written English.
You can use it to describe a type of report which provides a great amount of detail. For example, "All the analysts had to submit elaborate reports for the project evaluation."
The council's elaborate reports -- given provocative titles like "MTV Smut Peddlers" -- have grown infrequent, severely hampering the organization's lobbying and fund-raising efforts.
"We figured that the power of information alone would do more than we could accomplish lobbying or writing elaborate reports," Mr. Cook said.
Engineers for tire makers were just learning to use the computer model then and were producing sometimes wildly different results from day to day and then writing elaborate reports based on inaccurate data, he said.
Before and after Cohen's article, there was a series of more elaborate reports about grand terrorism, by assorted blue-ribbon task forces, which warned of chemical, biological, and nuclear attacks (but never considered the possibility of airliners used as kamikaze bombs).
We selected a Dutch case as we knew from earlier research that these had the most elaborate reports.
This warning was sent at the advice of the Governmental Institute on Health and Environment (RIVM), which has produced an elaborate report on the safety of permanent soft tissue fillers [ 1].
This is the first elaborate report on systematic studies on azadirachtin biosynthesis where different redifferentiated and dedifferentiated in vitro cell lines of A. indica (neem), obtained from various explants, were utilized.
"We are seeking a compromise that is in the interests of the Greek economy and the poorer members of society," he added, declining to elaborate on reports that the lenders were pushing for additional cuts to salaries, pensions and social welfare benefits.
"Wallace did not elaborate," Gorsky reported to Moscow.
Kutcher elaborated on reports that he fell ill after emulating Jobs's fruitarian diet.
In eighth grade, I read Ladies and Gentlemen – Lenny Bruce!! [by Albert Goldman and Lawrence Schiller] I cut out the photos and made an elaborate book report for extra credit.
