Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nen lap doc snippets" » "nien lap doc snippets", "nen lam doc snippets", "kien lap doc snippets", "nen lap doi snippets", "nen lap dong snippets", "nen phap doc snippets"
"locating bug code snippets" » "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: (((("nen lap doc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nen lap doc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nen lap doc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nen lap doc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.