Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"voi sinh ho snippets" » "vi sinh ho snippets", "hoi sinh ho snippets", "noi sinh ho snippets", "voi sinh hoc snippets", "voi sinh pho snippets", "voi sin ho 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: (((("voi sinh 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: (((("voi sinh ho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( voi sinh ho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("voi sinh ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.