Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tat hoc mon snippets" » "vat hoc mon snippets", "ta hoc mon snippets", "tai hoc mon snippets", "tat hoc moi snippets", "tat hoc mot snippets", "tat hoc cong 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: (((("tat hoc mon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tat hoc mon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tat hoc mon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tat hoc mon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.