El caso que ha sido investigado a fondo revela múltiples capas de complejidad social.
The case that has been investigated thoroughly reveals multiple layers of social complexity.
Context: society A lo largo de los años, se ha investigado extensamente la relación entre la educación y el desarrollo económico.
Over the years, the relationship between education and economic development has been extensively investigated.
Context: economy El rigor con el que se ha investigado este fenómeno implica un enfoque metodológico sólido y bien estructurado.
The rigor with which this phenomenon has been investigated implies a solid and well-structured methodological approach.
Context: research