Perhaps you should try some spelling variations:
"doc chat ban snippets" » "hoc chat ban snippets", "toc cham ban snippets", "hop chat ban snippets", "doc nhat ban snippets", "doc chat ran snippets", "doc cua ban snippets", "doc chat ban slippers"
"dung va java snippets" » "dung java java snippets", "dung va java slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("dung va java snippets") or ("doc chat ban snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung va java snippets") OR ("doc chat ban snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung va java snippets ) or ( doc chat ban snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung va java snippets") or ("doc chat ban snippets"))) or ("locating bug code snippets"))*.