Perhaps you should try some spelling variations:
"dong java java snippets" » "dong va java snippets"
"trong van code slippers" » "trong cac code slippers", "trong van de slippers", "trong van hoe slippers", "trong van cong slippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets"

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

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