@HURIMOZ I think with the suggested Palladian nodes you might be able to extract the data with a good encoding. The Java package you are using seems to be focussed on english language content. There are some discussions about using other languages also, but the settings were not immediately obvious.
kn_forum_44466_tahitian_web_extract.knwf (46.2 KB)
Another Approach could be to use the R package and configure that: