Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"thong thu java snippets" » "thong thuy java snippets", "thong tu java snippets", "trong thu java snippets", "thong ngu java snippets", "thong thu va snippets"
"locating bug code slippers" » "locating bung code slippers", "locating bugs code slippers"

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: (((("thong thu java snippets") or ("using java code snippets"))) or ("locating bug code slippers"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thong thu java snippets") OR ("using java code snippets"))) OR ("locating bug code slippers")).
• Removing quotes may allow a broader search: (((( thong thu java snippets ) or ( using java code snippets ))) or ( locating bug code slippers )).
• Adding a wildcard symbol may retrieve word variants: (((("thong thu java snippets") or ("using java code snippets"))) or ("locating bug code slippers"))*.