Perhaps you should try some spelling variations:
"toan thong java snippets" » "toan thong va snippets", "toan think java snippets", "toan thong java slippers", "tran thong java snippets"
"using a code snippets" » "using a core snippets", "using a code slippers"
"locating bug code snippets" » "locating bug core snippets", "locating bug code slippers", "locating bung code snippets", "locating bugs code 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: (((("using a code snippets") or ("toan thong java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using a code snippets") OR ("toan thong java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( using a code snippets ) or ( toan thong java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using a code snippets") or ("toan thong java snippets"))) or ("locating bug code snippets"))*.