If yes, an OCM subject code may not be necessary. If no, an OCM subject code is more likely to search and retrieve efficiently. If yes, an OCM subject code will help find the specific meanings you want. If no, an OCM subject code may not be necessary. Yes, if different word forms are to be covered.
Examples are och for ocher, ochre .
No, if truncation would produce too many irrelevant hits. OCMs can be truncated to two digits. Don't get intimidated if you see a high number of matches in the list of traditions and in the documents. If you perform several searches you can use your list of traditions as a means of evaluating your matches and to avoid clicking on the same matches. Best viewed using IE5 at 1024x768 pixel screen size.