The phrase "earlier exploration" is correct and usable in written English.
It can be used to refer to a previous investigation or study conducted before the current discussion or analysis.
Example: "In our earlier exploration of the topic, we identified several key factors that influence the outcome."
Alternatives: "previous investigation" or "prior examination".
The Pacman board will show an overlay of the states explored, and the order in which they were explored (brighter red means earlier exploration).
"They said there was no interest and no possibility of finding oil in Equatorial Guinea," Cristobal Manana Ela, the country's minister of mines and energy, said of the earlier exploration companies.
It only has twenty or thirty plants that were brought during earlier exploration times.
We chose the Junggar Basin because earlier exploration of the sediments here by Chinese and Canadian paleontologists discovered intriguing fossils from a poorly known time period critical to understanding the evolution of dinosaurs.
Therefore, although sites were technically working in the Implementation stage, by design, rapid-cycle testing allowed recursive movement such that sites could cycle to the earlier Exploration and Preparation stages as refinements to agency plans and procedures were made.
The mine was established before 1725 and followed earlier exploration at Perry Hill, East Quantoxhead.
David A. Bright, a team member, compared the expedition's own photographs with those of earlier explorations.
His work in this area extended earlier explorations by Alexandre Grothendieck, Pierre Deligne, and Robert P. Langlands.
The journal of his earlier explorations, Travels in the Timannee, Kooranko, and Soolima Countries in Western Africa, was published in 1825.
(Some of those pictures, which relate more explicitly to her earlier explorations of gender, can be seen on request at the gallery's other Lower East Side branch in Freeman Alley).
They then get to make sausages, burgers and pasta with the fruits of their earlier explorations, to be gobbled up afterwards at a grand communal lunch.
