code: public void setSpeechMarkTypes(java.util.Collection<String> speechMarkTypes) {
          if (speechMarkTypes == null) {
              this.speechMarkTypes = null;
              return;
          }
  
          this.speechMarkTypes = new java.util.ArrayList<String>(speechMarkTypes);
      }
docs: <p>
  The type of speech marks returned for the input text.
  </p>
  
  @param speechMarkTypes
  The type of speech marks returned for the input text.
  @see SpeechMarkType