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docs/sources/features/datasources/prometheus.md: Fix language 

Co-authored-by: Arve Knudsen <arve.knudsen@gmail.com>
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Mohit Nain 2020-04-27 18:21:28 +05:30 committed by GitHub
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docs/sources/features/datasources/prometheus.md
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@ -83,7 +83,7 @@ provides the following functions you can use in the `Query` input field.
| _metrics(metric)_ | Returns a list of metrics matching the specified `metric` regex. |
| _query_\__result(query)_ | Returns a list of Prometheus query result for the `query`. |
For details of _metric names_, _label names_ and _label values_ are please refer to the [Prometheus documentation](http://prometheus.io/docs/concepts/data_model/#metric-names-and-labels).
For details of what _metric names_, _label names_ and _label values_ are please refer to the [Prometheus documentation](http://prometheus.io/docs/concepts/data_model/#metric-names-and-labels).
#### Using interval and range variables
@ -96,7 +96,7 @@ Make sure to set the variable's `refresh` trigger to be `On Time Range Change` t
**Example usage:**
Populate a variable with the the busiest 5 request instances based on average QPS over the time range shown in the dashboard:
Populate a variable with the busiest 5 request instances based on average QPS over the time range shown in the dashboard:
```
Query: query_result(topk(5, sum(rate(http_requests_total[$__range])) by (instance)))
@ -122,7 +122,7 @@ options are enabled, Grafana converts the labels from plain text to a regex comp
## Annotations
[Annotations]({{< relref "../../reference/annotations.md" >}}) allows you to overlay rich event information on top of graphs. You add annotation
[Annotations]({{< relref "../../reference/annotations.md" >}}) allow you to overlay rich event information on top of graphs. You add annotation
queries via the Dashboard menu / Annotations view.
Prometheus supports two ways to query annotations.