Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dai tu chi snippets" » "dai thu chi snippets", "tai tu chi snippets", "mai tu chi snippets", "dai tu chiu snippets", "dai tu choi 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: (((("dai tu chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dai tu chi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dai tu chi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dai tu chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.