Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dong che da snippets" » "dong che code snippets", "dong chen da snippets", "duong che da snippets", "dong cho da snippets", "dong che dai snippets", "dong che do snippets", "dong che va snippets"
"python using java snippets" » "python 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 che da snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dong che da snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dong che da snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dong che da snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.