Here is the list of 10 research topics in major sites on Human Language Technologies I have chosen:
Machine Translation
Question answering systems
Machine Learning in NLP
Development of linguistic resources and tools
Reconocimiento y síntesis de voz (Speech Recognition and Synthesis)
Intelligent systems for natural language interaction
Information retrieval, question answering, and information extraction
Monolingual and multilingual text generation
Lexical semantics and word [...]