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