Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"minh vat coc snippets" » "sinh vat coc snippets", "minh va coc snippets", "dinh vat coc snippets", "minh vat hoc snippets", "minh vat co snippets", "minh bat coc 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: (((("minh vat coc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("minh vat coc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( minh vat coc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("minh vat coc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.