Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nhe chu chan snippets" » "nhe chu han snippets", "nhe chua chay snippets", "nhe chu van snippets", "nha chu chan snippets", "nghe che chan snippets", "theo chu chan 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: (((("nhe chu chan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhe chu chan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhe chu chan snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhe chu chan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.