Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"sat thu hoai snippets" » "sat thi hoai snippets", "sat thu hai snippets", "sat thu hoan snippets", "sat thuc hoai snippets", "dat thu 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: (((("sat thu 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: (((("sat thu hoai snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( sat thu hoai snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("sat thu hoai snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.