highlighting multiline code using shortcut key

In the below code from "textLine" to " .count(Materialized.as("Counts"));" its the single line of code broken into multiple lines. How to highlight these 6 lines with shortcut key.

public Topology createTopology(){
    StreamsBuilder builder = new StreamsBuilder();

    KStream<String,String> textLines = builder.stream("word");

    textLines
            .mapValues(wordLines -> wordLines.toLowerCase())
            .flatMapValues(textLine -> Arrays.asList(textLine.split(" ")))
            .selectKey((key, word) -> word)
            .groupByKey()
            .count(Materialized.as("Counts"));



}