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