Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"rap cua cu snippets" » "tap cua cu snippets", "rap sua cu snippets", "ap cua cu snippets", "rap cua chu snippets", "rap cua su snippets", "rap cua co 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: (((("rap cua cu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("rap cua cu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( rap cua cu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("rap cua cu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.