Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cho bai con snippets" » "cho bac con snippets", "cho ba con snippets", "cho bao con snippets", "cho bai lon snippets", "cho hai con snippets", "cho tai cong 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: (((("cho bai con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cho bai con snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cho bai con snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cho bai con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.