Your sentence is incomplete:
โIn recent years, intensive research has beenโฆโ
It needs a continuation to make sense. Here are a few possible completions depending on the topic:
๐ง General completion
- โIn recent years, intensive research has been conducted to better understand various health conditions and improve treatments.โ
๐ Medical context
- โIn recent years, intensive research has been focused on developing new medications and improving patient outcomes.โ
๐ฑ Science/environment context
- โIn recent years, intensive research has been carried out on climate change and its global impact.โ
๐ป Technology context
- โIn recent years, intensive research has been done in artificial intelligence and machine learning.โ
If you want, paste the full sentence or topic, and Iโll complete it exactly ๐