Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"can van teo snippets" » "cac van teo snippets", "can ban teo snippets", "tan van teo snippets", "can van te snippets", "can van tho snippets", "can van tien snippets", "can van teo slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("can van teo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("can van teo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( can van teo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("can van teo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.