Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ham hoat doi snippets" » "nham hoan doi snippets", "pham hoai doi snippets", "nhan hoat doi snippets", "ham hoa doi snippets", "ham hat doi snippets", "ham hoat dong 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: (((("ham hoat doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ham hoat doi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ham hoat doi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ham hoat doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.