Important issue about keyword reaserch and posting

Deal friends , Hope everyone doing fine. I am busy with my keyword research. I have a asking to you all, If write few articles in a same topic will it be harmful for my seo ? for example If I write article like:
best tips to lose weight
fast tips to lose weight
10 important tips to lose weight
exclusive tips to lose weight
If I write unique articles based on those keyword. Will my site be affected by hummingbird update ? someone said if I write based on same topic more article will…
Important issue about keyword reaserch and posting

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