Store Content in IDOL Server > Language Support > Decompose Compound Words

Decompose Compound Words
You can configure IDOL to automatically separate a compound word into root words at both index and query time. For example, the German word for bicycle pump is a single word fahrradpumpe that can be divided into Fahrrad and pumpe.
To specify decomposition
rollercoaster roller coaster
hemidemisemiquaver hemi demi semi quaver
Each line defines the decomposition for one word. The first word on a line is broken into the remaining words on the line.
Store the text file in the langfiles directory of your IDOL installation.
Open the IDOL server configuration file in a text editor. For each language that the decomposition file applies to, specify the file name in the DecompositionFile configuration parameter. For example: