trudnociami
Trudnociami is not a recognized standard Polish word. In Polish, the noun meaning “difficulty” is trudność, and its plural forms are trudności (nominative plural) and trudnościami (instrumental plural). The form trudnociami does not appear in standard grammatical resources and is generally considered a misspelling or typographical error rather than a legitimate inflected form.
Linguistic status and common errors. Because Polish spews many diacritic marks, mistakes often arise when diacritics
Usage notes. When communicating about obstacles, it is advisable to use the standard forms: trudności (nominative
See also. Polish grammar, noun declension, instrumental case, diacritics in Polish orthography.