Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cach ta cu snippets" » "cach tu cu snippets", "cach pha cu snippets", "xach tay cu snippets", "cach tao cu snippets", "cach ta cau snippets", "cach da cu 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: (((("cach ta 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: (((("cach ta cu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cach ta cu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cach ta cu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.