Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cu dao chieu snippets" » "cu dao hieu snippets", "cu da chieu snippets", "cu cao hieu snippets", "cuu dao chieu snippets", "cua dao chieu snippets", "ca dao chieu 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: (((("cu dao chieu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cu dao chieu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cu dao chieu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cu dao chieu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.