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