There are three different ways to search Oracc.
You can use the Search Oracc box, here or on the Oracc home page, to search intuitively across the whole of the Oracc site. Many individual projects allow you to search across that project too. This page gives some hints on how to do carry out these full text searches most effectively.
There are many ways to search the Oracc corpora. This page describes how to search the transliterations, lemmatisations, translations, and catalogue data. Instructions on searching the glossaries and on advanced search are given separately.
In Oracc corpora you can carry out complex combinations of context-dependent searches. This page describes how to use the Advanced Search tool.23 Jul 2014