Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hap mo chon snippets" » "hap mo cho snippets", "hap mo phong snippets", "phap mo chon snippets", "hap o chon snippets", "lap mo chon 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: (((("hap mo chon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hap mo chon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hap mo chon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hap mo chon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.