Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hat ve cung snippets" » "hat ve chung snippets", "hat ve cong snippets", "hat le cung snippets", "nhat ve cung snippets", "hat vi cung snippets", "hat va 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: (((("hat ve cung snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hat ve cung snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hat ve cung snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hat ve cung snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.