Perhaps you should try some spelling variations:
"locatinhg bug core snippets" » "locatinhg bug code snippets", "locating bug core snippets"
"python using java snippets" » "python using data snippets"
"dung le tin snippets" » "dung len tin snippets", "dung he tin snippets", "dung de tin snippets", "dung le tien snippets", "dung ly tin snippets", "dung li tin 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: (((("python using java snippets") or ("dung le tin snippets"))) or ("locatinhg bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("dung le tin snippets"))) OR ("locatinhg bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( dung le tin snippets ))) or ( locatinhg bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("dung le tin snippets"))) or ("locatinhg bug core snippets"))*.