Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dong vat cach snippets" » "dong vat code snippets", "dong va cach snippets", "dong von cach snippets", "dong ha cach snippets", "dong sat cac snippets", "dong mot cach snippets"
"dung using java snippets" » "dung ung java snippets", "dung sinh java snippets", "dung uong java snippets", "dung using data 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: (((("dong vat cach snippets") or ("dung using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dong vat cach snippets") OR ("dung using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dong vat cach snippets ) or ( dung using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dong vat cach snippets") or ("dung using java snippets"))) or ("locating bug core snippets"))*.