Subject	covalent bond
Predicate	have
Object	low melting
Modality	Modality Occurrences
Polarity	POSITIVE
Plausibility	0.9672
Neighborhood Sigma	0.9672
Local Sigma	1.0000
Example Sentences	Sentence Occurrences Source covalent bonds have low melting and boiling points 4 Google Autocomplete covalent bonds have low melting 2 Google Autocomplete covalent bonds have a low melting and boiling point 2 Answers.com Questions