The best for you.
The database is regularly updated once a month.
Top Google.
In fact, these are two separate databases, one contains the frequency of Google´s key queries, the second contains the exact frequency of "!" Yandex wordstat.
There are 1,591 key queries in the database for which the site kartaslov.ru is ranked
Contains data such as:
-Current keyword position in Google
-Found URL
-Number of queries (Keyword Planner Google Russia) Yandex wordstat Russia
-Level of competition
-Cost per click in Google Ads contextual advertising
An example of what you will get:
https://docs.google.com/spreadsheets/d/1CfyXieDiKYYw1ij_wdAG2N4-0Abs1rcx/edit#gid=706281169
The database will be useful, because it will tell you exactly which keywords are in demand on the site kartaslov.ru
Further, you can, for example, expand the semantics of a particular popular keyword to collect the vast majority of niche keywords.