Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoc sieu doi snippets" » "hoc dieu doi snippets", "hoc thieu doi snippets", "hoc hien doi snippets", "hoc lieu doi snippets", "hoc sieu don snippets", "hoc bien doi 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: (((("python using java snippets") or ("hoc sieu doi snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("hoc sieu doi snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( hoc sieu doi snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("hoc sieu doi snippets"))) or ("locating bug code snippets"))*.