Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dinh vat con snippets" » "sinh vat con snippets", "dinh van con snippets", "dinh dat con snippets", "dinh va con snippets", "dinh vat co snippets", "dinh vit 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: (((("dinh vat 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: (((("dinh vat con snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dinh vat con snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dinh vat con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.