Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cheng ly ca snippets" » "cheng lu ca snippets", "cheng lin ca snippets", "hang ly ca snippets", "cheng ly va snippets", "cheng ly co snippets", "cheng ly ha 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: (((("cheng ly ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cheng ly ca snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cheng ly ca snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cheng ly ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.