Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"pha deu mong snippets" » "pha nen mong snippets", "pha deu muon snippets", "pha lau mong snippets", "pha du mong snippets", "nha dieu mong snippets", "pha kieu 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: (((("pha deu 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: (((("pha deu mong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( pha deu mong snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("pha deu mong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.