Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hao bo cong snippets" » "hao so cong snippets", "hao cao cong snippets", "hao hoc cong snippets", "thao bo cong snippets", "nao bo cong snippets", "tao bo cong 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: (((("hao bo cong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hao bo cong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hao bo cong snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hao bo cong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.