Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"tinh quang ho snippets" » "tinh quang hoi snippets", "tinh quang hoc snippets", "tinh quang pho snippets", "trinh quang ho snippets", "dinh quang ho snippets", "minh quang ho snippets"
"locating bug code snippets" » "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: (((("tinh quang ho snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tinh quang ho snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tinh quang ho snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tinh quang ho snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.