Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dung may cai snippets" » "dung may code snippets", "dung va cai snippets", "dung tai cai snippets", "mang may cai snippets", "dung may cat snippets", "dung bay cai snippets", "dung may tai 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: (((("dung may cai snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung may cai snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dung may cai snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung may cai snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.