Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cho tac can snippets" » "cho cac can snippets", "che tac can snippets", "cho bac can snippets", "cho tac van snippets", "cho tac quan snippets", "cho tac vang 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 tac can 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 tac can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cho tac can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cho tac can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.