Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"kho lang du snippets" » "kho tang du snippets", "cho lang du snippets", "tho lang du snippets", "kho lang duc snippets", "kho nang du 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: (((("kho lang du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("kho lang du snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( kho lang du snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("kho lang du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.