Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lieu dao di snippets" » "lieu nano di snippets", "lieu va di snippets", "lieu tai di snippets", "lieu dao do snippets", "lieu dao du snippets", "lieu dao li 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: (((("lieu dao di snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lieu dao di snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lieu dao di snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lieu dao di snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.