Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hai thap con snippets" » "hai tap con snippets", "khai thac con snippets", "hai thanh con snippets", "hai thap co snippets", "hai thai cong snippets", "hai phap 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: (((("hai thap con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hai thap con snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hai thap con snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hai thap con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.