Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"khi lai mong snippets" » "khi lai dong snippets", "khi lai hong snippets", "khi lai long snippets", "khi bai mong snippets", "khi dai mong snippets", "khi thai mong 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: (((("khi lai mong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khi lai mong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( khi lai mong snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khi lai mong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.