The phrase "detailed suggestions" is correct and usable in written English.
You could use it to describe a proposal that gives specific information or recommendations: My boss provided me with detailed suggestions on how to improve the company's customer service.
Mr. Xu gave him "detailed suggestions for transshipment and smuggling techniques to evade United States Customs detection," federal records show.
Hop onto WiFi, and somehow Google knows whether you're logging on from Lima or London, and will give you detailed suggestions about what to eat.
Some scholars have offered detailed suggestions on how to boost the Chinese people's disposable income.
Among Spector's comments were detailed suggestions regarding "Let It Down", the released recording of which Madinger and Easter describe as "the best example of Spector running rampant with the 'Wall of Sound'", and an urging that he and Harrison carry out further work on the songs at the superior, 16-track Trident Studios facility.
Detailed suggestions for revision from the three reviewers are below.
30– 32 Detailed suggestions for clinicians have been published elsewhere.
Detailed design suggestions for the beam to column connection are provided.
A few places to try include Salus at the Lake House and Hepburn Spa Resort, the latter of which has detailed accommodation suggestions too.
The hazardous mechanisms, which need to be safeguarded, have been described and the OSHA requirements for guarding at the point of operation and at the power source have been detailed with suggestions for safe operation of machines commonly found in the shop.
Details suggestions for altering the presentation are to be found in the minor comments of all three reviewers.
In German anthropological journals of the 1930s one can find paper after paper detailing similar suggestions about Jews.
