Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ho sinh con snippets" » "ho sinh cong snippets", "ho sinh ton snippets", "ho sinh co snippets", "cho sinh con snippets", "hoa sinh con snippets", "hoc sinh con 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: (((("ho sinh con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ho sinh con snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ho sinh con snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ho sinh con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.