Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"dung using java snippets" » "dung ung java snippets", "dung sinh java snippets", "dung uong java snippets", "dung using data snippets"
"duong cap can snippets" » "duong cac can snippets", "duong cao can snippets", "dong cap can snippets", "duong cap han snippets", "duong cap van snippets", "duong tap can 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: (((("duong cap can snippets") or ("dung using java snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("duong cap can snippets") OR ("dung using java snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( duong cap can snippets ) or ( dung using java snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("duong cap can snippets") or ("dung using java snippets"))) or ("locating bugs code snippets"))*.