private com.google.protobuf.RepeatedFieldBuilderV3<
            com.google.cloud.vision.v1.Symbol,
            com.google.cloud.vision.v1.Symbol.Builder,
            com.google.cloud.vision.v1.SymbolOrBuilder>
        getSymbolsFieldBuilder() {
      if (symbolsBuilder_ == null) {
        symbolsBuilder_ =
            new com.google.protobuf.RepeatedFieldBuilderV3<
                com.google.cloud.vision.v1.Symbol,
                com.google.cloud.vision.v1.Symbol.Builder,
                com.google.cloud.vision.v1.SymbolOrBuilder>(
                symbols_, ((bitField0_ & 0x00000004) != 0), getParentForChildren(), isClean());
        symbols_ = null;
      }
      return symbolsBuilder_;
    }
<pre>
List of symbols in the word.
The order of the symbols follows the natural reading order.
</pre>

<code>repeated .google.cloud.vision.v1.Symbol symbols = 3;</code>
java-vision/proto-google-cloud-vision-v1/src/main/java/com/google/cloud/vision/v1/Word.java