Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"can ban cong snippets" » "can bang cong snippets", "can van cong snippets", "can phan cong snippets", "van ban cong snippets", "toan ban 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: (((("can ban cong 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 ban cong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( can ban cong snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("can ban cong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.