Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"hang va chieu snippets" » "hang va hieu snippets", "hang da chieu snippets", "hang va chien snippets", "nang va chieu snippets", "dang va chieu snippets", "hanh va chieu 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: (((("hang va chieu snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hang va chieu snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hang va chieu snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hang va chieu snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.