Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bat cong che snippets" » "bat dong che snippets", "ban cong che snippets", "bot cong che snippets", "bat cong cho snippets", "bat cong chi snippets", "bat cong chu 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: (((("bat cong che snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("bat cong che snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bat cong che snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bat cong che snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.