What did people search in Google? You can get the answer in google trends.
If you want to compare your own data a little more advanced with the google trands data, you need an archive with a certain time and space resolution. This is what the tables gtrends_time and gtrends_region of the datacoll database provide.
The data is not (yet) normalized, so be careful when you compare different batches.
sum(`termpercent`) as sum_termpercent
term = 'Addis Abeba'