Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"doc khan cap snippets" » "doc phan cap snippets", "doc than cap snippets", "doi khang cap snippets", "doc khan ap snippets", "doc khoan cam 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: (((("doc khan cap snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("doc khan cap snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( doc khan cap snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("doc khan cap snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.