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