Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cac benh so snippets" » "tai benh so snippets", "gay benh so snippets", "cac benh sot snippets", "cac benh co snippets", "cac benh xo 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: (((("cac benh so snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cac benh so snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cac benh so snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cac benh so snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.