search for: omstem

I'm using Xapian as a search back-end on a website. My client has certain search terms that the stemmer does not stem in a way they would like. For example "continuity" stems to "continu", which produces undesirable results in their application. Is there a way to override the stemming of certain words in a way that is compatible with the indexing stemmer and the query

...lax/libapi.a/ompostlistiterator.o .libs/libxapian.lax/libapi.a/omqueryinternal.o .libs/libxapian.lax/libapi.a/ompositionlistiterator.o .libs/libxapian.lax/libapi.a/omtermlistiterator.o .libs/libxapian.lax/libapi.a/omerror.o .libs/libxapian.lax/libapi.a/omvalueiterator.o .libs/libxapian.lax/libapi.a/omstem.o .libs/libxapian.lax/libapi.a/version.o .libs/libxapian.lax/libapi.a/omdocument.o .libs/libxapian.lax/libapi.a/omdatabase.o .libs/libxapian.lax/libapi.a/omquery.o .libs/libxapian.lax/libnet.a/socketclient.o .libs/libxapian.lax/libnet.a/tcpclient.o .libs/libxapian.lax/libnet.a/socketcommon.o .libs...