Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"kha nang dat snippets" » "phap nang dat snippets", "ky nang dat snippets", "ki nang dat snippets", "kha nang dau snippets", "kha mang dat snippets", "kha nang dan 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: (((("kha nang dat snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("kha nang dat snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( kha nang dat snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("kha nang dat snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.