Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cac den di snippets" » "cac dan di snippets", "cac don di snippets", "cac nen di snippets", "cac dien di snippets", "cac den do snippets", "cac ben di 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: (((("cac den 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: (((("cac den di snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cac den di snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cac den di snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.