Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chieu day ho snippets" » "chien dau ho snippets", "chieu cao ho snippets", "hieu dac ho snippets", "chieu day hoc snippets", "chieu day cho snippets", "chieu day hoa 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: (((("chieu day 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: (((("chieu day ho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chieu day ho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chieu day ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.