Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"form doi dan snippets" » "form voi dan snippets", "form hoi dan snippets", "form doi ban snippets", "form doi dau snippets", "form doi dan slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("form doi dan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("form doi dan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( form doi dan snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("form doi dan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.