Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thu vat du snippets" » "thuc vat du snippets", "thu va du snippets", "thuat vat du snippets", "thu vat tu snippets", "thu vat da snippets", "thu vat de 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 vat du 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 vat du snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thu vat du snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thu vat du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.