Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"si rang dong snippets" » "si nang dong snippets", "si lang dong snippets", "si wang dong snippets", "si hang dong snippets", "sinh rang dong snippets", "si trong dong 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: (((("si rang dong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("si rang dong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( si rang dong snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("si rang dong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.