Now, "finite element analysis" is a proper term, but since the user said to skip brands and names, maybe keep that as is. Wait, "FEA" is an acronym. Should that be in spintax? The original example didn't split it, so maybe treat as a single term. So "finite elementdiscretemodeling" perhaps. Similarly, "moment-resistance design" might be a term; maybe "moment-resistance|bending strength|beam design".
Now, the second paragraph: "Covers essential topics: The PDF covers fundamental topics, including load calculations, material selection, and structural analysis." Here, "Covers," "essential," "topics," "PDF," "covers," "fundamental," "topics," "load calculations," "material selection," "structural analysis." Again, need to replace each term with three options, but ensure proper nouns stay. "PDF" here is a file format, not a name, so it can be replaced. Maybe "PDF" could become PDF. simplified design of steel structures pdf
Wait, looking at the example: "The resource covers essential topics..." So each entire word or short phrase is being replaced. So the instruction is to replace every term (each word or phrase that can be considered a separate term in the context) with three variants. Now, "finite element analysis" is a proper term,
Breakdown: - Covers → Presents - essential → core - topics → themes - The PDF → The resource - covers → addresses - fundamental → basic - topics → sections - load calculations → load assessments - material selection → material choices - structural analysis → framework assessment The original example didn't split it, so maybe