Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"de ung chi snippets" » "de dung chi snippets", "de chung chi snippets", "de nhung chi snippets", "do ung chi snippets", "ke ung chi 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: (((("de ung 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: (((("de ung chi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( de ung chi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("de ung chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.