Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cho tin co snippets" » "chon tin co snippets", "chi tin co snippets", "cho pin co snippets", "cho tinh co snippets", "cho tin so snippets", "cho tinh cao 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: (((("cho tin co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cho tin co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cho tin co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cho tin co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.