noun
1
BAD : He explained the ways how we can help to protect the sea.
GOOD : He explained how we can help to protect the sea.
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describe/explain/examine (etc) how ... (WITHOUT the way/s ): 'You have to know how their minds work.' 'In this morning's talk I'll be looking at how smaller companies are dealing with these problems.'
Note the alternative: 'He explained the ways in which we can help to protect the sea.'
2
BAD : She loves the farm and refuses to change her way of living.
GOOD : She loves the farm and refuses to change her way of life.
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See note at LIFE 2 (↑ life )