ar: Arabic · bg: Bulgarian · cs: Czech · da:Danish · de: German · el: Greek · en: English · es: Spanish · et : Estonian · fa: Persian · fi: Suomi · fr: French · he: Hebrew · hi: Hindi · hr: Croatian · hu: Hungarian · id: Indonesian · is: Icelandic · it: Italian · ja: Japanese · ko: Korean · lt: Lithuanian · lv: Latvian · nl: Dutch · no: Norwegian · pl: Polish · pt: Portuguese · ro: Romanian · ru: Russian · sk: Slovak · sl: Slovenian · sr: Serbian · sv: Swedish · th: Thai · tr: Turkish · vi: Vietnamese · zh: Chinese

... CTRET ... (4 elements)

es (1) : ELECTRET

fr (1) : ELECTRET

... CTRE ... (115 elements)

ELECTRELANE · ELECTREM · ELECTREPETER · FACTREL · OCTREOTID · OCTREOTIDE · PLECTRELMINTHUS · SELECTREMEDY · SPECTREMAN · VECTREN

... TRET ... (2684 elements)

BISTRETS · ILUSTRETS · KASTRETS · OTRETSCHOMSJA · PORTRETSCHILDER · TRET · TRETS · TRETSCHE · TRETSCHLITTEN · TRETSCHOK

... ECTRET ... (4 elements)

ELECTRET · FERROELECTRET