808
In doing so the coder 's performance during both mixed voicing speech and speech containing acoustic noise is greatly improved , producing soft natural sounding speech .
 used for: coder, soft natural sounding speech; used for: mixed voicing speech, coder; used for: speech containing acoustic noise, coder
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: word3, word4". 
Option: conjunction, feature of, hyponym of, used for, part of, compare, evaluate for 
Text: {0} 
 Entity Pairs:  coder, soft natural sounding speech; mixed voicing speech, coder; speech containing acoustic noise, coder 
Answer:
 used for: coder, soft natural sounding speech; used for: mixed voicing speech, coder; used for: speech containing acoustic noise, coder