anchor.diff:                  <li><b>Exact Match</b> button is the default: Only terms 
                       or codes that are identical will match.</li>
                   <li><b>Begins With</b> button can be selected to find all 
  -                    terms or codes that start with the words or characters 
  -                    you enter.</li>
  +                    terms that start with the words or characters 
  +                    you enter. Codes cannot be searched this way.</li>
                   <li><b>Contains</b> button will search for what you enter 
                       anywhere within a term or code (e.g., 
                       <font face="courier">carcinoma</font> will match 
  -                    <i>adenocarcinoma)</i>.</li>
  +                    <i>adenocarcinoma)</i>.
  +					For multiple word search, see description in the preceding section.
  +				</li>
                   <li>Concept Codes will only match if they exactly match 
                       what you enter, even if you select <b>Begins With</b>
                       or <b>Contains</b> buttons.</li>
                 </ul>
               </li>
               <li><b>Match target radio buttons</b> select what category 
  -                of concept information is searched 
  +                of concept information is searched. 
                 <ul>
                   <li><b>Name</b> button is the default: Search text 
                       is matched to a concept's preferred name, synonyms, or
  
positive.code:                   next to entries having lower levels.</li>
                  <li>If you select one of the top-level authority 
                    entries, such as CDISC or FDA, you will go to 
                    a concept for that authority in the Terminology 
                    Value Set terminology, a small new NCI terminology 
                    used to help organize value set information.</li>
                </ul>
              </li>
            </ul>
  
negative.code:               searching within each of the NCI hosted terminologies, 
                or within multiple terminologies.</li>
              <li>The <b>Value Sets</b> tab allows browsing and searching 
                within all value sets, such as the CDISC SDTM Terminology or 
                the FDA SPL Terminology, available on the NCI server.</li>
              <li>The <b>Mappings</b> tab allows browsing and searching 
                within a mapping set such as the PDQ to NCIt Mapping or 
                the NCIt to ChEBI Mapping.</li>
            </ul>
  
            <p>
  