Keyphrases
- spoken document retrieval
- n gram
- production system
- school children
- production process
- keywords
- speech recognition
- production planning
- production cost
- young children
- english words
- multi user environment
- syntactic categories
- pilot study
- multiword
- spontaneous speech
- raw material
- related words
- educational software
- neural network
- word segmentation
- language learning
- information retrieval