Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nhap bac ho snippets" » "nha bac ho snippets", "nhanh bac ho snippets", "nhat ban ho snippets", "nhap bac bo snippets", "nhap bac ha 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: (((("nhap bac ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhap bac ho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhap bac ho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhap bac ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.