Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"mon thi hoai snippets" » "mon thi hai snippets", "mon thi hoa snippets", "mon thi hoan snippets", "mon tai hoai snippets", "doan thi hoai snippets", "dong thi hoai 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: (((("mon thi hoai snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("mon thi hoai snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( mon thi hoai snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("mon thi hoai snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.