Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoach nu doc snippets" » "hoach su doc snippets", "hoach du doc snippets", "hoach sau doc snippets", "hoach n1 doc snippets", "hoach n2 doc snippets", "hoach n3 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: (((("hoach nu 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: (((("hoach nu doc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoach nu doc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoach nu doc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.