Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nhap dinh bo snippets" » "nhap kinh bo snippets", "phap dinh bo snippets", "nhan dinh bo snippets", "nhap dinh so snippets", "nhap dinh ba snippets", "nhap dinh moi 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 dinh bo 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 dinh bo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhap dinh bo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhap dinh bo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.