Perhaps you should try some spelling variations:
"trong cuoc thep slippers" » "trong cac thep slippers", "trong cot thep slippers", "trong cua thep slippers", "trong cuoc thi slippers", "trong cuoc thep slippery", "trong cuoc thep grippers"
"dung java java snippets" » "dung va java snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("trong cuoc thep slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trong cuoc thep slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trong cuoc thep slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trong cuoc thep slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.