Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"soc dan tinh snippets" » "soc doan tinh snippets", "soc dang tinh snippets", "soc dan trinh snippets", "hoc dan tinh snippets", "so dan tinh snippets", "sac dan tinh snippets", "soc dan tinh slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("soc dan tinh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("soc dan tinh snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( soc dan tinh snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("soc dan tinh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.