Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thu lai mong snippets" » "thu lai dong snippets", "thu lai hong snippets", "thu lai long snippets", "thuy lai mong snippets", "thu hai mong snippets", "thu tai 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: (((("thu 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: (((("thu lai mong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thu lai mong snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thu lai mong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.