The thread linked establishes how to read it. Words enclosed in ' ' are meant to have extra emphasis placed on them. It's not a standard writing technique so I'm not sure why it was used in this case.
Subcategories
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Ascendance of a Bookworm
If there aren't any books, I'll just have to $@#! up society until I get them!
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How a Realist Hero Rebuilt the Kingdom
Step into my office and let me tell you about crop rotation...
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My Next Life as a Villainess: All Routes Lead to Doom!
Can't die by the hero's hand if all the heroes love you!