Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cho mang can snippets" » "cho hang can snippets", "cho lang can snippets", "cho nang can snippets", "cho mang cong snippets", "cho mang cung 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 mang 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 mang can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cho mang can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cho mang can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.