Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"nong thi hoe snippets" » "dong thi hoe snippets", "tong thi hoe snippets", "nang thi hoe snippets", "nong thi hue snippets", "nong thi hoa snippets", "nong tai hoe 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: (((("nong thi hoe snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nong thi hoe snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nong thi hoe snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nong thi hoe snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.