Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"rua ca chan snippets" » "rua cam chan snippets", "rua ca chang snippets", "rua can chan snippets", "rua cac chan snippets", "qua ca chan snippets", "trua cua 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: (((("rua ca 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: (((("rua ca chan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( rua ca chan snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("rua ca chan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.