private String buildSearchString() {
		StringBuilder sb = new StringBuilder();

		int previewColumnIndex = getPreviewColumnIndex();

		// Loop over all rows, extracting the text in each, and appending
		// it to our return string.
		for (int j = 0; j < this.getModel().getRowCount(); j++) {
			addRowToSearchString(sb, previewColumnIndex, j);
		}

		return sb.toString();
	}
Gathers the search strings for each instruction and returns them as a
single string.

@return the complete search string
Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/instructionsearch/ui/PreviewTable.java